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Complimentary Reference Material This PDF has been made available as a complimentary service for you to assist in evaluating this model for your testing requirements. TMG offers a wide range of test equipment solutions, from renting short to long term, buying refurbished and purchasing new. Financing options, such as Financial Rental, and Leasing are also available on application.
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User Manual TDS7000 Series Digital Phosphor Oscilloscopes (TDS7104 & TDS7054) 071-0700-02 This document supports firmware version 1.00 and above. www.tektronix.com...
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WARRANTY Tektronix warrants that the products that it manufactures and sells will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If this product proves defective during its warranty period, Tektronix, at its option, will either repair the defective product without charge for parts and labor, or provide a replacement in exchange for the defective product.
Do Not Operate in Wet/Damp Conditions. Do Not Operate in an Explosive Atmosphere. Keep Product Surfaces Clean and Dry. Provide Proper Ventilation. Refer to the manual’s installation instructions for details on installing the product so it has proper ventilation. TDS7104 and TDS7054 User Manual...
CAUTION indicates a hazard to property including the product. Symbols on the Product. The following symbols may appear on the product: CAUTION WARNING Protective Ground Refer to Manual High Voltage (Earth) Terminal Mains Disconnected Mains Connected Standby OFF (Power) ON (Power) TDS7104 and TDS7054 User Manual...
TDS7000 Series Programmer Online Guide manual.) H Appendices provides additional information including the specifications, measurements, and cleaning information. xiii TDS7104 and TDS7054 User Manual...
Located on the TDS7000 Series Product Software CD. See CD instructions for installation instructions. For more information on how the product documentation relates to the oscilloscope operating interfaces and features, see Documentation Map on page 2- -2. TDS7104 and TDS7054 User Manual...
This phone number is toll free in North America. After office hours, please leave a voice mail message. Outside North America, contact a Tektronix sales office or distributor; see the Tektronix web site for a list of offices. TDS7104 and TDS7054 User Manual...
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Preface TDS7104 and TDS7054 User Manual...
Models This manual supports two very similar oscilloscopes, the: H TDS7104 Digital Phosphor Oscilloscope H TDS7054 Digital Phosphor Oscilloscope Differences between the oscilloscopes will be called out when necessary, otherwise, the material applies to all of the oscilloscopes. The word “oscilloscope”...
Do not attempt to substitute any version of Windows that is not specifically provided by Tektronix for use with your oscilloscope. H TDS7000 Product Software. Comes preinstalled on the oscilloscope. This software, running on Windows 98, is the oscilloscope application.
Occasionally new versions of software for your oscilloscope may become available at our web site. See Contacting Tektronix on page xv in Preface. Firmware Upgrade Tektronix may offer firmware upgrade kits for the oscilloscope. Contact your Tektronix service representative for more information (see Contacting Tektronix on page xv).
H P6249 Active, high bandwidth differential probe. FET. DC to 4 GHz H TCP 202 Current Probe, DC to 50 MHz, 15 A DC H CT-6 Current probe — designed for temporary in-circuit installation. 250 kHz to 2 GHz, 50 Ω input 1- 4 TDS7104 and TDS7054 User Manual...
Operating System Restore, Product Software, and Optional Applications Software. Store the product software in a safe location where you can easily retrieve it. 1- 5 TDS7104 and TDS7054 User Manual...
The peripheral connections are the same as those you would make on a personal computer. The connection points are shown in Figure 1- -1. See Table 1- -2 on page 1- -8 for additional connection information. 1- 6 TDS7104 and TDS7054 User Manual...
IEC127, sheet 1, fast acting Tektronix 159-0381-00 “F”, high breaking capacity: Bussman GDA-6.3 6.3 A, 250 V Littelfuse 21606.3 Switch Fuses AC power Figure 1- 2: Line fuse and power cord connector locations, rear panel 1- 8 TDS7104 and TDS7054 User Manual...
Default Setup when powered on the next time. To completely remove power to the oscilloscope, perform the shutdown just described, set the power switch on the rear panel to off, and then remove the power cord from the instrument. 1- 9 TDS7104 and TDS7054 User Manual...
Use the Windows online help for information on using the Backup tool. You can back up to the floppy drive, or to a third-party storage device over the printer port (rear panel). 1- 10 TDS7104 and TDS7054 User Manual...
The installer installs the software and a PDF file that provides instructions to perform the procedure. The PDF file also lists the specific test equipment required to perform the procedure. 1- 11 TDS7104 and TDS7054 User Manual...
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You can then purchase an upgrade from Tektronix if you decide that you want to continue to use the application. Refer to the instructions that accompany the CD for installation information.
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To do the installation, follow the specific instructions that come with the option. Tektronix provides a key that you must enter (one time) to enable all the options that you have purchased for your oscilloscope. To enter the key, select Option Installation in the Utility menu, and then follow the on-screen instructions.
Setting up a Dual Display Use the following steps to set up the oscilloscope for dual display operation. You can operate the oscilloscope while having full use of Windows and other applications on the external monitor. 1- 14 TDS7104 and TDS7054 User Manual...
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10. Click yes when you are prompted to enable the new monitor. 11. Set the resolution you want to use on the external monitor. 12. Click on the external monitor in the display box and drag it to the correct orientation 1- 15 TDS7104 and TDS7054 User Manual...
4. If you use the oscilloscope help system, you can drag the help windows to the external monitor so that you can read them while you operate the oscilloscope. 5. When you open any Windows application, drag the windows from the application to the external monitor. 1- 16 TDS7104 and TDS7054 User Manual...
If the oscilloscope fails any test within this section, it may need service. To contact Tektronix for service, see Contacting Tektronix on page xv of Preface. Make sure you have put the oscilloscope into service as detailed in Installation starting on page 1- -5.
The purpose of these procedures is to confirm that the oscilloscope functions properly. The following equipment is required: H A BNC cable H A 3.5 inch, 1.44 Mbyte, formatted floppy disk to check the file system 1- 18 TDS7104 and TDS7054 User Manual...
When you are instructed to push a front-panel button or screen button, the button may already be selected (its label will be highlighted). If this is the case, it is not necessary to push the button. Equipment One BNC cable, such as Tektronix part number 012-0076-00 required Prerequisites None 1.
Using the Acquisition Controls on page 3- -22 for more information). H Sample mode displays an actively acquiring waveform on-screen. (Note that there is a small amount of noise present on the square wave). 1- 20 TDS7104 and TDS7054 User Manual...
9. Remove the test hookup: Disconnect the BNC cable from the channel input and the probe compensation output. Equipment One BNC cable, such as Tektronix part number 012-0076-00 required Prerequisites None 1. Initialize the oscilloscope:Push the front-panel DEFAULT SETUP button.
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(it also adjusts delay, but only when delay mode is on). e. Verify the delay toggle function: H Rotate the front-panel horizontal POSITION knob to center the falling edge horizontally on the screen. 1- 22 TDS7104 and TDS7054 User Manual...
7. Remove the test hookup: Disconnect the probe from the channel input and the probe compensation output. Equipment One BNC cable, such as Tektronix part number 012-0076-00 required Prerequisites None 1. Initialize the oscilloscope: Push the front-panel DEFAULT SETUP button.
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6. Remove the test hookup: Disconnect the cable from the channel input and the Probe Compensation output. Equipment One BNC cable, such as Tektronix part number 012-0076-00 required One 720 K or 1.44 Mbyte, 3.5 inch DOS-compatible formatted disk. Prerequisites None 1.
This displays a familiar Windows dialog box for locating the settings file that you want to recall. c. In the Recall Instrument Setup dialog box, select the 3 Floppy (A:) icon in the Look in: drop-down list. 1- 25 TDS7104 and TDS7054 User Manual...
Display the Task Manager by pressing CTRL, ALT, and Delete. d. Select Windowsscopeservices and then touch End TAsk. 2. Click Start, then click Programs in the Start Menu. Finally, click Sykes Diagnostics and then QA+Win32. 1- 26 TDS7104 and TDS7054 User Manual...
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5. Dismiss the QAPlus/Win diagnostics: Select Exit in the File menu. 6. Restart your oscilloscope UI software: Click Start, then click Programs in the Start Menu. Finally, click Tektronix Oscilloscope and then TekScope. 1- 27 TDS7104 and TDS7054 User Manual...
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Incoming Inspection 1- 28 TDS7104 and TDS7054 User Manual...
H Option A3 - - Australian 230 V, 50 Hz H Option A5 - - Switzerland 230 V, 50 Hz H Option AC - - China 230 V, 50 Hz H Option A99 - - No power cord 1- 29 TDS7104 and TDS7054 User Manual...
H Option SM: Serial Communications Mast Testing H Option TDS7UP: Field upgrade options. Many are available. Contact Tektronix (see page xv) for a complete list of available TDS7UP options H Option J1: TDSJIT2 Jitter Analysis application H Option J2: TDSDDM2 Disk Drive Measurements application...
Click’N Burn Software CD 063-3575-xx Optional The accessories in Table 1- -5 are orderable for use with the oscilloscope at the time this manual was originally published. Consult a current Tektronix catalog for additions, changes, and details. Table 1- 5: Optional accessories Accessory...
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SFT001 LabWindows S3FG910 WSTRO WaveStar Software WSTRO GPIB cable (1 m) 012-0991-01 GPIB cable (2 m) 012-0991-00 RS-232 cable 012-1298-xx PS-2 keyboard 118-9402-00 USB Keyboard 119-6297-xx Centronics cable 012-1250-xx Replacement hard disk 650-4075-xx 1- 32 TDS7104 and TDS7054 User Manual...
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H Front Panel I/O Map, on page 2- -9, describes input/output ports and peripherals. Tutorial procedures are available online, as part of the online help. For information on configuring and installing your oscilloscope, refer to Chapter 1, Getting Started. 2- 1 TDS7104 and TDS7054 User Manual...
Support topic in the instrument online help. You may also want to obtain the optional service manual for this product if you self-service or performance test this oscilloscope. See Accessories & Options on page 1- -29. 2- 2 TDS7104 and TDS7054 User Manual...
H Trigger System. Recognizes a specific event of interest on the input trigger signal and informs the Timebase of the trigger event’s occurrence. H Timebase System. Tells the Acquisition system to start an acquisition cycle (i.e. convert from analog to digital). In more general terms, 2- 3 TDS7104 and TDS7054 User Manual...
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H Input/Output Systems. Provides output (and sometimes input) of oscilloscope-data elements in a form suitable to the user and also provides user input control. The process overview that follows describes each step in the top-level cycle of oscilloscope operation. 2- 4 TDS7104 and TDS7054 User Manual...
The oscilloscope then checks for a user-specified stop condition and either returns to its idle state or continues at step 3, according to what it finds. 2- 5 TDS7104 and TDS7054 User Manual...
If a control menu is change the position and scale using displayed, these the multipurpose knobs readouts move to the Controls Status: Quick reference to graticule area vertical, horizontal, and trigger selections, scale, and parameters 2- 6 TDS7104 and TDS7054 User Manual...
Push ZOOM to add a magnified graticule to the display. Push HORIZ or VERT to select the axis to magnify. Page 3- - 109. Turn channel displays on and off. Vertically scale, position, or change the input termination. Page 3- - 4. 2- 7 TDS7104 and TDS7054 User Manual...
Click icon to assign multipurpose knobs to waveform vertical position and scale Drag across the waveform area to zoom the boxed waveform segment to full screen width. Also enable/disable histograms and measurement gating 2- 8 TDS7104 and TDS7054 User Manual...
RJ-45 connector to connect to network COM1 serial port External reference input and internal reference output Connectors for speaker and microphone PCMCIA slots for two type-1 cards, two type-2 cards, or one type-3 card 2- 10 TDS7104 and TDS7054 User Manual...
Advanced Triggering Overview and setup for triggering on 3- - 68 specific pulse and logic conditions Sequential Triggering Overview and setup for triggering after 3- - 92 time delay and triggering on events 3- 1 TDS7104 and TDS7054 User Manual...
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Remote Communication Information on programming the 3- - 243 nication oscilloscope over the GPIB Help Using Online Help Accessing Online Help Information on accessing the information 3- - 245 in the online help 3- 2 TDS7104 and TDS7054 User Manual...
H Using FastFrame: Using FastFrame to capture many records in a larger record, and then view and measure each record individually. Storage Acquisition Display Input Channel inputs system Waveform transform system Horizontal Trigger Auxiliary trigger timebase input 3- 3 TDS7104 and TDS7054 User Manual...
Use input conditioning to ensure the oscilloscope acquires the data that you want to display, measure, or otherwise process. To ensure the best possible data for displaying and further processing, you do the following; 3- 4 TDS7104 and TDS7054 User Manual...
BNC cables to characterize a device. The connection to the oscilloscope depends on your application. Tektronix provides a variety of probes and cables for this product. For a list of probes available for use, see Accessories and Options on page 1- -29. You can also check your Tektronix catalog for connection accessories that may support your application.
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H Set vertical scaling, positioning, and DC offsets to display the features of interest on your waveform and avoid clipping. (See Note that follows.) Vertical Acquisition Window Considerations on page 3- -14 describes the vertical acquisition window. 3- 6 TDS7104 and TDS7054 User Manual...
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Flexible Control Access. This manual focuses on basic setup through the front panel, and then through use of the User Interface (UI) Application displayed on screen. The online help system also documents the UI. 3- 7 TDS7104 and TDS7054 User Manual...
A channel button lights when its channel is on. Select input Push an input termination button to toggle between 1 MΩ and 50 Ω input termination. termination Hint. Some probes force the oscilloscope to set the termination that the probe requires. 3- 8 TDS7104 and TDS7054 User Manual...
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Dragging the waveform handle also positions the waveform. Touch Vert to display the Vertical control window. To change the offset, touch the Offset control and turn the multipurpose knob to adjust the offset. 3- 9 TDS7104 and TDS7054 User Manual...
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HELP button in the tool bar. Continue with 10. To finish acquisition setup, you must set the acquisition mode and start the acquisition. acquisition setup See To Set Acquisition Modes on page 3- - 27. 3- 10 TDS7104 and TDS7054 User Manual...
Autoset retain their settings. If you don’t want this window to appear, set the Utilities/User Preferences/Autoset Undo button to Off. You can still do an Autoset Undo using the Horiz/Acq menu. 3- 11 TDS7104 and TDS7054 User Manual...
Overview To reset the oscilloscope Control elements & resources Prerequisites The oscilloscope is powered up and running. See Powering On Oscilloscope on page 1- - 8. Execute Push the DEFAULT SETUP button. 3- 12 TDS7104 and TDS7054 User Manual...
H Set the trigger to the approximate midlevel of the signal being autoset and switches to edge trigger mode. 3- 13 TDS7104 and TDS7054 User Manual...
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Figure 3- -2 on page 3- -16 shows two vertical acquisition windows that contain the entire waveform, but only one window contains the entire waveform in the graticule on screen. 3- 14 TDS7104 and TDS7054 User Manual...
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That is all position does; it does not determine what data is acquired as do vertical scale and offset. 3- 15 TDS7104 and TDS7054 User Manual...
H The vertical range (window) is always centered around the offset value. It is the voltage level at the middle of the vertical acquisition window. With no (zero) offset, as shown in Figure 3- -2 a and b, that voltage level is zero (ground). 3- 16 TDS7104 and TDS7054 User Manual...
Sample interval First sampled and digitized point in record Trigger point Horizontal acquisition Horizontal delay window Horizontal reference Horizontal position Figure 3- 4: Horizontal Acquisition window definition 3- 18 TDS7104 and TDS7054 User Manual...
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For example, at 200 ps/div and 10 divisions, the record length must be 500 points: Max Rec Length 500 samples = (10 divs x 200 ps/div) ÷ 4 ps/sample Max Rec Length = 500 samples 3- 19 TDS7104 and TDS7054 User Manual...
Common trigger Ch2 record Ch3 record Common horizontal position and delay Ch4 record Common record start point and record length Figure 3- 5: Common trigger, record length, and acquisition rate for all channels 3- 20 TDS7104 and TDS7054 User Manual...
Voltage Offset Reference Waveforms Offset is an acquisition control (Ref1- - Ref4) not a display control Average Single shot acquisition Acquisitions continue until the specified number of wave- forms have been acquired and averaged 3- 21 TDS7104 and TDS7054 User Manual...
13 bits. You can calculate the theoretical number of bits of enhancement using the following formula where Nd is the number of points acquired during a sample interval: Bit of enhancement = 0.5 log * Nd 3- 22 TDS7104 and TDS7054 User Manual...
Once the specified number of waveforms is reached, the data is cleared and the process starts over. This is similar to the Peak Detect mode, but Envelope mode, unlike Peak Detect, gathers peaks over many trigger events. 3- 23 TDS7104 and TDS7054 User Manual...
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4999 points, one acquisition is required and 5000 points are acquired. For Single Sequence and Mask Pass/Fail Testing, a sample is only counted if the sample would be displayed in the graticule area. In Single Sequence, all 3- 24 TDS7104 and TDS7054 User Manual...
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20 seconds per division and 30K record length there are 12000 seconds of acquired data points. Untriggered roll with single sequence would capture data over a lunch hour and hold it for later viewing. 3- 25 TDS7104 and TDS7054 User Manual...
TRIG’D light is lit. Aliasing occurs because the oscilloscope is not sampling the signal fast enough to construct an accurate waveform record. (See Figure 3- -7.) 3- 26 TDS7104 and TDS7054 User Manual...
Use the procedure that follows to set the data acquisition mode and specify acquisition start/stop methods. For more information, display online help when performing the procedure. Overview To set acquisition modes Control elements & resources 3- 27 TDS7104 and TDS7054 User Manual...
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Run/Stop control window) to toggle between starting mode (Running) and stopping acquisitions. Push the SINGLE button (or touch Single Sequence in the Run/Stop control window) to acquire enough waveforms to satisfy the acquisition mode and then stop. 3- 28 TDS7104 and TDS7054 User Manual...
Control elements & resources Prerequisites The horizontal and vertical controls must be set up. Triggering should also be set up. See page 3- - 27 for acquisition setup & page 3- - 53 for trigger setup. 3- 29 TDS7104 and TDS7054 User Manual...
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For more help See references listed at right. See To Set Up Acquisition Modes on page 3- - 27 and To Get More Help on page 3- - 13. 3- 30 TDS7104 and TDS7054 User Manual...
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If you are not in Single Sequence, push RUN/ acquisitions STOP to stop roll mode. If you are in Single Sequence, roll mode acquisi- tions stop automatically when a complete record is acquired. 3- 31 TDS7104 and TDS7054 User Manual...
Figure 3- -8; each channel can produce a stream of digital data from which waveform records can be extracted. See Signal Connection and Condi- tioning on page 3- -4 for further description of scaling, positioning, and DC offsetting of channels. 3- 32 TDS7104 and TDS7054 User Manual...
When all the points in the waveform record have been sampled and digitized, the waveform record is in acquisition memory and becomes available for display (or use in math waveforms, storage, and so on). See Acquisition Cycle, which follows. 3- 34 TDS7104 and TDS7054 User Manual...
H The oscilloscope extends the limit at which it must switch from real-time sampling by using the digitizers of channels that are turned off to sample the channel or channels that are turned on. 3- 35 TDS7104 and TDS7054 User Manual...
The oscilloscope takes samples independently of the trigger position and displays them based on the time difference between the sample and the trigger. 3- 36 TDS7104 and TDS7054 User Manual...
(see Table 3- -3), the oscilloscope will not be able to get enough samples to create a waveform record. At that point, the oscilloscope will switch from real to equivalent time sampling to obtain additional samples. (See Equivalent-time Sampling on page 3- -35.) 3- 37 TDS7104 and TDS7054 User Manual...
(To determine under what conditions the oscilloscope normally interpolates or uses equivalent time, see Equivalent-time Sampling on page 3- -35.) H Math waveforms H Measurements on channels when in Fast XY or XYZ 3- 38 TDS7104 and TDS7054 User Manual...
The waveform array is a two dimensional array of display pixels. Display pixel values are incremented each time they are written by a waveform acquisition. 3- 39 TDS7104 and TDS7054 User Manual...
Acquiring Waveforms Fast Acquisition display Normal DSO display Figure 3- 13: Normal DSO and Fast Acquisition displays 3- 40 TDS7104 and TDS7054 User Manual...
Intensity controls memory memory memory bit maps bit maps bit maps Fast acquisitions display Fast acquisitions display Fast acquisitions display Figure 3- 14: Normal DSO Acquisition and Display mode versus Fast Acquisition mode 3- 41 TDS7104 and TDS7054 User Manual...
Touch Fast Acquisitions to toggle Fast Acquisitions to Or push the front-panel FastAcq button. Fast Acquisitions mode will stay on until you turn it off or until you select an incompatible mode that temporarily inhibits fast acquisitions. 3- 42 TDS7104 and TDS7054 User Manual...
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Touch Display Date/Time to toggle between On and Off. readout (On displays the date and time.) options 10. Touch Display Trigger T to toggle between On and Off. (On displays the trigger T at the trigger location.) 3- 43 TDS7104 and TDS7054 User Manual...
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16. Choose the Spectral color palette. In Fast Acquisition mode, Temp and Spectral show more detail than the other color palettes. For a definition of each color palette, see Color Palette on page 3- - 115. 3- 44 TDS7104 and TDS7054 User Manual...
CH 3 (Z) waveform record. XYZ format is not triggered. A - - 5 division signal (including position and offset) on CH 3 produces a blank screen; a +5 division signal produces full intensity. 3- 45 TDS7104 and TDS7054 User Manual...
FastFrame lets you compare different waveforms. Math is done on each frame. Real time FastFrame Figure 3- 16: FastFrame 3- 46 TDS7104 and TDS7054 User Manual...
RUN/STOP button to stop the acquisition. H FastFrame reduces the time required before the trigger is rearmed, while preserving the individual subrecords, a detail lost in Fast Acquisitions which writes all acquired records to a single pixel map. 3- 47 TDS7104 and TDS7054 User Manual...
Sel and Ref Ch# F xxx are the selected or reference frame number DD MMM YYYY is the date (day, month, and year) HH:MM:SS.mmm, is the clock time (hours, minutes, seconds, and milliseconds) ,nnn,ppp is a fraction of a second (to picoseconds) 3- 49 TDS7104 and TDS7054 User Manual...
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Touch the Reference Frame Source and select the source of the reference frame. Touch Frame and use the general purpose knob or keypad to enter the number of the reference frame. 3- 50 TDS7104 and TDS7054 User Manual...
Trigger time of the selected frame Trigger time of the reference frame Time difference between the reference and selected frames Figure 3- 17: FastFrame time stamp 3- 51 TDS7104 and TDS7054 User Manual...
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Acquiring Waveforms 3- 52 TDS7104 and TDS7054 User Manual...
H Sequential Triggering which describes how to combine the A (Main) and B (Delayed) trigger systems to capture unique events H Comm Triggering (Option SM only) which describes triggering on commu- nications signals Storage Acquisition Display Input system transform system Horizontal Trigger timebase 3- 53 TDS7104 and TDS7054 User Manual...
Auxiliary Trigger input connector on the front panel. The Auxiliary Trigger input is not compatible with most probes, nor can you display the auxiliary trigger signal. 3- 54 TDS7104 and TDS7054 User Manual...
Automatic trigger mode. In other words, successive acquisitions will not be triggered at the same point on the waveform; therefore, the waveform will appear to roll across the screen. Of course, if valid triggers occur the display will become stable on screen. 3- 55 TDS7104 and TDS7054 User Manual...
You can also set a default holdoff. The default holdoff is the general purpose holdoff for most applications and varies with the horizontal scale. It is equal to 5 divisions times the current time/division setting. 3- 56 TDS7104 and TDS7054 User Manual...
Slope and Level The slope control determines whether the oscilloscope finds the trigger point on the rising or the falling edge of a signal. (See Figure 3- -21.) 3- 57 TDS7104 and TDS7054 User Manual...
ADVANCED button (See Advanced Triggering on page 3- -68 for more information). Access Procedures Use the procedure that follows when setting up the oscilloscope to trigger using the front-panel controls. Overview Triggering from the front panel Control elements & resources 3- 58 TDS7104 and TDS7054 User Manual...
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To manually change the trigger level when edge triggering (or certain threshold levels when logic or pulse triggering), turn the trigger LEVEL knob. You can also set the level in the Trigger control window. 3- 59 TDS7104 and TDS7054 User Manual...
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AUX is a fifth, nondisplayable trigger source. To use the auxiliary trigger, connect the external triggering signal to the Auxiliary Trigger input connector on the front panel. 3- 60 TDS7104 and TDS7054 User Manual...
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NORMAL trigger mode requires a trigger to acquire a waveform. AUTO trigger mode acquires a waveform even if a trigger does not occur (after a time out). Be aware that in AUTO mode, the acquired waveforms may not be triggered. 3- 61 TDS7104 and TDS7054 User Manual...
Trigger readout at the bottom of readout the display. The readouts differ for edge and the advanced triggers. A trigger Trigger level source = Ch 1 Trigger slope = rising edge 3- 62 TDS7104 and TDS7054 User Manual...
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Trigger level indicator shows the trigger level on the waveform record. You can drag the indicator to set the trigger level. 3- 63 TDS7104 and TDS7054 User Manual...
To change the holdoff time when Time is selected, select Trig Holdoff, and enter a value in time using the multipurpose knob or the keypad. You can set holdoff from 250 ns (minimum holdoff available) to 12 s (maximum available). 3- 64 TDS7104 and TDS7054 User Manual...
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At 100 mV (the next smaller setting after 200 mV) the trigger range is ±1.2 V, which is smaller than the typical TTL (+1.4 V) or ECL (- - 1.3 V) level. 3- 65 TDS7104 and TDS7054 User Manual...
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The oscilloscope recognizes and acts on Force Trigger even when you touch it before the end of pretrigger holdoff. However, the button has no effect if the acquisition system is stopped. 3- 66 TDS7104 and TDS7054 User Manual...
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N is the number of samples specified. It may take a number of sequences of acquisitions to fill a waveform to the desired number of samples. Single sequence triggering is not available in Fast Acquisition mode. 3- 67 TDS7104 and TDS7054 User Manual...
You can set the oscilloscope to detect any positive or negative runt pulse, or only those wider than a specified minimum width. 3- 68 TDS7104 and TDS7054 User Manual...
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H The condition for triggering — whether the trigger occurs when the Boolean function becomes TRUE (logic high) or FALSE (logic low), and whether the TRUE condition is time qualified The pattern (and state) logic choices are summarized in Table 3- -5. 3- 69 TDS7104 and TDS7054 User Manual...
H The condition for triggering — whether the trigger occurs when the Boolean function becomes TRUE (logic high) or FALSE (logic low) The state (and pattern) logic choices are summarized in Table 3- -5. 3- 70 TDS7104 and TDS7054 User Manual...
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NOTE. Keep the hold-time setting to no more than 2.5 ns less than one-half the clock period (hold time ≤ (period/2) - - 2.5 ns) or the oscilloscope cannot trigger (this assumes a 50% duty cycle clock). 3- 71 TDS7104 and TDS7054 User Manual...
- - T Clock level Clock signal Setup/Hold violation zone - - T Clock level Clock signal Positive T ; Negative T Negative T Positive T Figure 3- 23: Violation zones for Setup/Hold triggering 3- 72 TDS7104 and TDS7054 User Manual...
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Neg looks at negative-going pulses. Either looks at both positive and negative pulses. To specify the width of the glitch, touch Width, and set the glitch width using the multipurpose knob or keypad. 3- 73 TDS7104 and TDS7054 User Manual...
3- - 55 and Trigger Holdoff on page 3- - 56. See To Set Holdoff on page 3- - 64 and To Select Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 74 TDS7104 and TDS7054 User Manual...
To specify the direction of the runt pulse, touch Polarity polarity and select Pos (positive), Neg (negative) or Either from the window. Pos looks at positive-going pulses. Neg looks at negative-going pulses. Either looks at both positive and negative pulses. 3- 75 TDS7104 and TDS7054 User Manual...
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For all three polarity settings, triggering occurs at the point the runt pulse recrosses its first threshold. 3- 76 TDS7104 and TDS7054 User Manual...
Source and select the source from the list. Select the To specify the polarity of the pulse, touch Pos (positive) polarity or Neg (negative) from the window. Pos looks at positive-going pulses. Neg looks at negative-going pulses. 3- 77 TDS7104 and TDS7054 User Manual...
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3- - 55 and Trigger Holdoff on page 3- - 56. See To Set Holdoff on page 3- - 64 and To Select the Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 78 TDS7104 and TDS7054 User Manual...
The edge must first cross the upper threshold and then cross the lower threshold. Either monitors positive- and negative-going edges of pulses. The edge may first cross either threshold and then cross the other. 3- 79 TDS7104 and TDS7054 User Manual...
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(Volts/Second). To finish specifying the slew rate (transition time), set the time component by doing the following steps: Touch Time and use the multipurpose knob or keypad to set the delta time value. 3- 80 TDS7104 and TDS7054 User Manual...
3- - 55 and Trigger Holdoff on page 3- - 56. See To Set Holdoff on page 3- - 64 and To Select Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 81 TDS7104 and TDS7054 User Manual...
Set the timer 5. To set the timeout timer, touch Timer and use the multipurpose knob or keyboard to set the time. 3- 82 TDS7104 and TDS7054 User Manual...
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3- - 55 and Trigger Holdoff on page 3- - 56. See To Set Holdoff on page 3- - 64 and To Select the Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 83 TDS7104 and TDS7054 User Manual...
High (H), Low (L), or don’t care (X) from the menu. To set To set the logic threshold for each channel, select the thresholds channel threshold and use the multipurpose knob or keypad to set each threshold. 3- 84 TDS7104 and TDS7054 User Manual...
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3- - 55 and Trigger Holdoff on page 3- - 56. See To Set Holdoff on page 3- - 64 and To Select the Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 85 TDS7104 and TDS7054 User Manual...
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(4.9 ns) than that set in the TRUE for More Than item (3 ns), the oscilloscope issues the trigger at that point, not at the point at which it has been TRUE for 3 ns. 3- 86 TDS7104 and TDS7054 User Manual...
To choose the logic pattern type you want applied to channels 1 through 3, touch an available type from the Pattern Type window. (See page 3- - 70 for definitions of the logic functions for both pattern and state triggers.) 3- 87 TDS7104 and TDS7054 User Manual...
To trigger on setup/hold time violations Control elements & resources Select setup/ From the tool bar, touch Trig and select the A Event tab hold triggering of the Trigger control window. Touch Setup/Hold. 3- 88 TDS7104 and TDS7054 User Manual...
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The oscilloscope uses the clock level you set to determine when a clock edge occurs. The oscilloscope uses the point the clock crosses the clock level as the reference point from which it measures setup and hold time settings. 3- 89 TDS7104 and TDS7054 User Manual...
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3- - 55 and Trigger Holdoff on page 3- - 563- - 55. See To Set Holdoff on page 3- - 64 and To Select the Trigger Mode on page 3- - 61 for mode and holdoff setup. 3- 90 TDS7104 and TDS7054 User Manual...
The oscilloscope recognizes the violation and triggers at the clock edge. Data (Ch1) transition occurs within 14.88 ns after the clock violating the hold time limit. Figure 3- 24: Triggering on a Setup/Hold time violation 3- 91 TDS7104 and TDS7054 User Manual...
A (Main) and B (Delayed) triggers. Line is not available as a source for the B trigger. Trigger Types. When using sequential triggering, the A trigger must be set to one of the following types: Edge, Glitch, or Width. The B trigger is always Edge type. 3- 92 TDS7104 and TDS7054 User Manual...
A trigger point A trigger source B trigger source B trigger point; Start posttrigger acquisition on n B event Waiting for nth event (where n=5) Figure 3- 25: Triggering with Horizontal Delay off 3- 93 TDS7104 and TDS7054 User Manual...
B trigger point Waveform record A trigger point A trigger source B trigger source Horizontal delay Start posttrigger acquisition Waiting for nth event (where n=4) Figure 3- 26: Triggering with Horizontal Delay on 3- 94 TDS7104 and TDS7054 User Manual...
Wait Wait the user-specified B trigger on events with user-specified horizontal horizontal delay on number of B trigger delay time events Figure 3- 27: Trigger and Horizontal Delay summary 3- 95 TDS7104 and TDS7054 User Manual...
To set the trigger delay, touch Trig Delay and use the multipurpose knob or keypad to set the time. To set the B trigger level, touch B Trig Level and use the multipurpose knob or keypad to set the level. 3- 96 TDS7104 and TDS7054 User Manual...
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To set the B trigger level, touch B Trig Level and use the multipurpose knob or keypad to set the level. 3- 97 TDS7104 and TDS7054 User Manual...
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B trigger signal. For further Touch the Help button in the Trigger control window to assistance access the online assistance specific to triggering commands. See page 3- - 245 for information on online assistance 3- 98 TDS7104 and TDS7054 User Manual...
If the recovered clock is not locked to the incoming data, the waveform display will not be stable. Once the input data is available, press the PUSH TO SET 50% knob to force the instrument to reacquire lock. 3- 99 TDS7104 and TDS7054 User Manual...
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Triggering 3- 100 TDS7104 and TDS7054 User Manual...
This section presents the following topics: H Using the Waveform Display H Setting Zoom Controls H Customizing the Display Storage Acquisition Display Input system Waveform transform system Horizontal Trigger timebase 3- 101 TDS7104 and TDS7054 User Manual...
Horizontal Scale control or push the ZOOM button. The reference is also the trigger point when the horizontal delay is 0%. 3- 102 TDS7104 and TDS7054 User Manual...
Waveform Display. In general, the method of displaying a waveform is to define the waveform, if necessary (math and reference waveforms), and then turn it on. Table 3- -6 summarizes this process as it applies to the different waveforms. 3- 103 TDS7104 and TDS7054 User Manual...
Dragging a box around a portion of the selected waveform adjusts Scale Adjust (Zoom) horizontal scale to fill the zoom graticule with the boxed portion (see Setting Zoom Controls on page 3- - 109). 3- 104 TDS7104 and TDS7054 User Manual...
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This is not the time from the trigger point to the start of the waveform record unless you set the horizontal reference to 0%. See Figure 3- -29. 3- 105 TDS7104 and TDS7054 User Manual...
You can select or change all menus and buttons that are displayed on screen by mouse clicks or touching the on-screen control while the touch screen is on. 3- 106 TDS7104 and TDS7054 User Manual...
Scaled Horizontally Positioned Horizontally The Sample Density knob sets the record length. (See discussion on page 3- - 19.) Push PUSH TO SET TO 50% if required to stabilize display. 3- 107 TDS7104 and TDS7054 User Manual...
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Note. The oscilloscope displays the box-enclosed area on the waveform magnified in the graticule. Explore the The next procedure deals with setting up and controlling Zoom. zoom controls See Setting Zoom Controls on page 3- - 109. 3- 108 TDS7104 and TDS7054 User Manual...
Control elements & resources Prerequisites The oscilloscope must be installed and operating. Oscilloscope must be powered up, with horizontal and vertical controls and triggering set up. See page 3- - 53 for trigger setup. 3- 109 TDS7104 and TDS7054 User Manual...
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If the oscilloscope creates two graticules, the magnified waveform(s) is displayed in the lower graticule, and the unmagnified waveform(s) in the upper graticule. Use the Zoom Setup menu to change the graticule size. 3- 110 TDS7104 and TDS7054 User Manual...
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(Ch), Math, or reference (Ref) tab, and then select the channel, math, or reference number for the waveform that you want to change, or touch its level-marker with the mouse or touch screen. 3- 111 TDS7104 and TDS7054 User Manual...
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Live — all channels and “live” math waveforms in the zoomed graticule are adjusted and horizontally positioned at the same time. All — all waveforms are adjusted at the same time. 3- 112 TDS7104 and TDS7054 User Manual...
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Click the Help button while in the Zoom setup window to access a context-sensitive overview of the Zoom assistance controls and their set up. See Accessing Online Help on page 3- - 245 for overview of the online help system. 3- 113 TDS7104 and TDS7054 User Manual...
Enter text that you can display and position on screen. Also see Enter text that you can display and position on screen. Also see Label The Waveform on page 3- - 215 Disp Screen Text 3- 114 TDS7104 and TDS7054 User Manual...
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Long level marker the width of the graticule, or Off for no trigger level marker. Trigger T Display Display Trigger T Toggle on and off the display of a T at the trigger point. Disp Objects 3- 115 TDS7104 and TDS7054 User Manual...
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Persistence style is only available for live waveforms (waveforms with data that is being updated); reference waveforms are static and do not use persistence. Math waveforms use persistence if their sources are live waveforms. 3- 116 TDS7104 and TDS7054 User Manual...
See page 3- - 27 for acquisition setup & page 3- - 53 for trigger setup. Access the From the tool bar, touch Disp, and then select the Appearance tab. See right. display setup dialog box 3- 117 TDS7104 and TDS7054 User Manual...
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If you select Variable Persistence, set a time at which the oldest data fades away. Off to make data display for the current acquisition only. Reset to restart the accumulation of data. 3- 118 TDS7104 and TDS7054 User Manual...
Spectral and Temp use hue to indicate the frequency of occurrence and to highlight events. User and User Palette let you create a custom color palette. 3- 119 TDS7104 and TDS7054 User Manual...
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Click the Help button in the tool bar to access a context-sensitive overview of the display controls and assistance their set up. See Accessing Online Help on page 3- - 245 for overview of the online help system. 3- 120 TDS7104 and TDS7054 User Manual...
NOTE. You can also make graticule measurements, counting graticule divisions and multiplying them by the vertical or horizontal scales set for the waveform you are measuring. 3- 121 TDS7104 and TDS7054 User Manual...
Some features of automatic measurements follow. Annotate Waveforms On Screen. You can create text to mark characterization levels that each measurement uses to compute results. See Customizing the Display on page 3- -114 additional information. 3- 122 TDS7104 and TDS7054 User Manual...
(see To Localize a Measurement on page 3- -130). Select Measurement Sources. Select from these measurement sources: channel, Reference, and math waveforms. Take Measurements on a Frame. In FastFrame, measurements are taken only on the displayed frame. 3- 123 TDS7104 and TDS7054 User Manual...
(depending on whether it is defining the high or low reference level). Since this statistical approach ignores short term aberrations (overshoot, ringing, etc.), Histogram is the best setting for examining pulses. See Figure 3- -32. 3- 124 TDS7104 and TDS7054 User Manual...
The oscilloscope provides the following calculation methods; refer to Fig- ure 3- -33 as you read about each method: 1. Relative Reference is calculated as a percentage of the High/Low range. 2. Absolute Reference is set by absolute values in user units. 3- 125 TDS7104 and TDS7054 User Manual...
Low (- - 50 mV) Figure 3- 33: Reference-level calculation methods The High and Low levels from which the reference levels are calculated are the levels established using the selected Hi/Low method described on page 3- -124. 3- 126 TDS7104 and TDS7054 User Manual...
If the window is occupied or there are too many measurements to fit in that area, measurements are displayed in the lower graticule area. In Roll mode measurements are not available until after you stop acquisitions. 3- 127 TDS7104 and TDS7054 User Manual...
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All displays the Mean, Min, Max, and Standard Deviation of measurements 11. To set the number of measurements included in the measurement statistics, touch Weight n=, and use the multipurpose knobs or keypad to set the weighting. 3- 128 TDS7104 and TDS7054 User Manual...
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Percentage sets the units as a percentage of the High/Low range. 16. To set the reference levels, touch HighRef, Mid Ref, Low Ref, or Mid2 Ref, and use the multipurpose knobs or keypad to set the levels. 3- 129 TDS7104 and TDS7054 User Manual...
Set up as from last procedure. See To Take Automatic Measurements on page 3- - 127 Access gating From the tool bar, select Meas, and then select Gating from the Measurement setup control window. See right. 3- 130 TDS7104 and TDS7054 User Manual...
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Zoom graticule. Off turns off measurement gating. Tip. Turning V Bar cursors off will not turn gating off. You must turn gating off in the Measurement Gating control window or the Zoom drop-down list. 3- 131 TDS7104 and TDS7054 User Manual...
Cursors can measure channel, reference, and math waveforms. You must set the source of each cursor explicitly in the Cursor Setup control window. Cursors are not available with histograms, XY, or XYZ modes. 3- 132 TDS7104 and TDS7054 User Manual...
Cursors Treat Sources Independently. Each cursor can take a different, indepen- dent source, with each source having its own amplitude scale. Consider the example presented by Figure 3- -34 on page 3- -133: 3- 133 TDS7104 and TDS7054 User Manual...
First-Point component, which varies directly with the horizontal position set for the timebase. To see the amount of time to the first point, set Horizontal DELAY to 0.0 and set Horizontal Ref to 0%. Now the Horizontal position readout shows 3- 134 TDS7104 and TDS7054 User Manual...
NOTE. To make small changes with the multipurpose knobs, push the FINE button before turning the knob. When a FINE button is illuminated, its multipur- pose knob makes smaller adjustments. 3- 135 TDS7104 and TDS7054 User Manual...
3- - 132 for an explanation of the cursor types. Change cursor To change the position of a cursor, use the multipurpose knobs or the keypad to move a cursor. position 3- 136 TDS7104 and TDS7054 User Manual...
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12. Touch the Help button in the Cursor setup control window or the Cursor controls window to access the assistance online assistance. See page 3- - 245 to learn about using online help. 3- 137 TDS7104 and TDS7054 User Manual...
A histogram source can be any waveform (channel or math), including a reference waveform. In addition to using limit controls to set histogram box boundaries, you can also use standard Windows drag-and-drop to resize and reposition the histogram box. 3- 138 TDS7104 and TDS7054 User Manual...
A sample histogram display is shown in Figure 3- -36. Histogram data is continuously accumulated until you explicitly turn off histograms. This allows you to continue collecting histogram data even when you turn off the histogram display. 3- 139 TDS7104 and TDS7054 User Manual...
You can only display one type of histogram at a time. Touch Reset to reset the histogram count. Histograms track numbers of counts. Clicking Reset resets those counts to zero and begins counting from zero. 3- 140 TDS7104 and TDS7054 User Manual...
This oscilloscope can compensate itself and the attached probes, optimizing the internal signal path used to acquire the waveforms you measure. Compensation optimizes the capability of the oscilloscope to take accurate measurements based on the ambient temperature. 3- 141 TDS7104 and TDS7054 User Manual...
For further Touch the Help button to access the online assistance. assistance See page 3- - 245 to learn about using online help. 3- 142 TDS7104 and TDS7054 User Manual...
Deskew voltage probes P6246 Deskew TCP202 probe P6247 Deskew CT-6 probe P6248 P6249 Jumper must be installed Current probes TCP202 Deskew voltage probes Note: The P6339A probe is not supported. CT-6 Deskew voltage probes 3- 143 TDS7104 and TDS7054 User Manual...
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Refer to the ground symbols on the fixture to establish the correct polarity. P6243 or P6245 Connect the probe tip to the A side connection short pin and the probe ground to the long pin as shown. B side connection 3- 144 TDS7104 and TDS7054 User Manual...
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Compensate Passive Probes on page 3- - 148. See page 3- - 245 to learn about using online help. To compensate for timing differences (deskew) between probes, see To Deskew Channels on page 3- - 148. 3- 145 TDS7104 and TDS7054 User Manual...
Select the oscilloscope channel to which the probe is attached. Touch Clear Probecal Erase to erase any previous calibration data. 10. Touch the Calibrate Probe button. 11. When the routine is finished, remove the connections and replace the small jumper. 3- 146 TDS7104 and TDS7054 User Manual...
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Note: Probes without a TekProbe interface cannot be calibrated. For further 16. Touch the Help button to access the online assistance. assistance See page 3- - 245 to learn about using online help. 3- 147 TDS7104 and TDS7054 User Manual...
The oscilloscope applies deskew values after it completes each acquisition; therefore, the deskew values do not affect logic triggering. Also, deskew has no affect on XY and XYZ display formats. 3- 148 TDS7104 and TDS7054 User Manual...
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Related control elements & resources Prerequisites Oscilloscope should be powered on. Allow a 20 minute warm up. See page 3- - 27 for acquisition setup & Power on the Oscilloscope on page 1- - 8. 3- 149 TDS7104 and TDS7054 User Manual...
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14. Repeat steps 12 and 13 for each additional channel that you want to deskew. 15. Remove the connections. 3- 150 TDS7104 and TDS7054 User Manual...
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Overview To deskew channels Related control elements & resources For further 16. Touch the Help button to access the online assistance. assistance See page 3- - 245 to learn about using online help. 3- 151 TDS7104 and TDS7054 User Manual...
For detailed information on using Serial Mask Testing to test your signals for compliance to optical and electrical standards see the CSA7000, TDS7000 & TDS6000 Series Option SM Serial Mask Testing and Option ST Serial Trigger- ing User Manual. 3- 152 TDS7104 and TDS7054 User Manual...
With spectral analysis you can analyze waveforms in the frequency domain. The interface is similar to a dedicated spectrum analyzer, relieving you of the burden of knowing the details of the underlying algorithms (see Figure 3- -38). 3- 153 TDS7104 and TDS7054 User Manual...
You can create math waveforms that result from: H Mathematical operations on one or several waveforms: add, subtract, multiply, and divide. H Function transforms of waveforms, such as integrating, differentiating, and so on. 3- 154 TDS7104 and TDS7054 User Manual...
(scalars). You can display and manipulate these derived math waveforms much like you can the channel and reference wave- forms (see Operations on Math Waveforms on page 3- -163). 3- 155 TDS7104 and TDS7054 User Manual...
For example, with the acquisition mode set to Envelope, a Ch1 + Ch2 math waveform will receive enveloped channel 1 and channel 2 data and, therefore, will also be an envelope waveform. 3- 156 TDS7104 and TDS7054 User Manual...
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You can create a derivative math waveform and then use it as a source for another derivative waveform. The result is the second derivative of the waveform that was first differentiated. 3- 157 TDS7104 and TDS7054 User Manual...
3- -167. When using that procedure, note that the amplitude measurements on a derivative waveform will be in volts per second rather than in volt-seconds as is indicated for the integral waveform measured in the procedure. 3- 158 TDS7104 and TDS7054 User Manual...
Integral waveforms find use in the following applications: H Measuring power and energy, such as in switching power supplies H Characterizing mechanical transducers, as when integrating the output of an accelerometer to obtain velocity 3- 159 TDS7104 and TDS7054 User Manual...
Acquisitions should be running or the channels should already be on, and reference waveform sources should contain saved waveforms, and so on. These sources do not have to be displayed to be used. 3- 160 TDS7104 and TDS7054 User Manual...
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Or repeat step 3 to select another waveform. To define an Touch one of the Predefined Expression buttons to use a predefined math expression, or touch Editor to expression Define/Edit a new math expression. 3- 161 TDS7104 and TDS7054 User Manual...
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Use the Home and arrow buttons to move within the math expression. Use the Bksp (backspace) button to delete portions of the expression. Touch Apply to apply your new math expression to the math waveform. 3- 162 TDS7104 and TDS7054 User Manual...
(live) and reference waveforms. For example, you can measure math waveforms with cursors. This section introduces these operations. H Vertical display scaling and positioning H Taking automatic measurements H Taking cursor measurements H Histograms on math waveforms 3- 163 TDS7104 and TDS7054 User Manual...
To use math waveforms Related control elements & resources Prerequisites The Math waveform must be defined and displayed. See the reference listed at right. See To Define Math Waveforms on page 3- - 160 3- 164 TDS7104 and TDS7054 User Manual...
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If you adjust these settings for sources for a math waveform, the adjustment is reflected in the math waveform. 3- 165 TDS7104 and TDS7054 User Manual...
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Automatic Measurements on page 3- - 122). Tip. Click the Help button in the menu bar for more information. To display the measurement, touch Display to toggle it to on. Read the results in the measurements readout. 3- 166 TDS7104 and TDS7054 User Manual...
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14. Touch the Help button in the tool bar to access context-sensitive help on math waveforms, or see assistance Measuring Waveforms on page 3- - 121. See Accessing Online Help on page 3- - 245 for overview of the online help system. 3- 167 TDS7104 and TDS7054 User Manual...
You may zero the noise phase for magni- tudes below a threshold level. Finally, you may select Phase unwrap and dθ/dω, group delay. H Spectral Averaging: You may turn on averaging in the frequency domain for phase and magnitude waveforms. 3- 168 TDS7104 and TDS7054 User Manual...
More important, they might be needed to capture the waveform feature you want to include in the waveform. Examples of how duration and resolution affect the acquired waveform are shown in Figure 3- -42. 3- 169 TDS7104 and TDS7054 User Manual...
The gate position is the time in seconds from the trigger location to the center 50% position of the gate interval (see Figure 3- -43). The position and width units are seconds. 3- 170 TDS7104 and TDS7054 User Manual...
Or, if you want to also decrease the source waveform duration, adjust the sample rate control. If you decrease the sample rate, the span setting may decrease, if necessary, to keep the span less than the sample rate divided by two. 3- 171 TDS7104 and TDS7054 User Manual...
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Center frequency is a horizontal position control for the spectrum. Span is a horizontal scale control. Resolution bandwidth usually adjusts the bandwidth of the analyzer filters without affecting the span and center frequency. 3- 172 TDS7104 and TDS7054 User Manual...
Increase resolution by reducing Resolution BW (increasing the gate length). Increase resolution again by reducing the Resolution BW (doubling the gate length). Start Stop Center frequency Span Figure 3- 44: Affects of frequency domain control adjustments 3- 173 TDS7104 and TDS7054 User Manual...
(see Figure 3- -45). This control does not change the spectral data. 20 dB 15 dB 10 dB 0 dB Figure 3- 45: Effects of adjusting the reference level 3- 174 TDS7104 and TDS7054 User Manual...
For the spectral analyzer, the phase reference position is the 50% position of the gate, that is, the middle of the gate interval of the data that is input to the spectral 3- 175 TDS7104 and TDS7054 User Manual...
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Signals at the Nyquist frequency only have two samples per cycle. This would cause 180_ of phase jitter if it were not corrected. The instrument phase spectrum is dejittered so that accurate measurements of phase are obtained from DC to the Nyquist frequency. 3- 176 TDS7104 and TDS7054 User Manual...
50% position in the gated region. There are several ways to adjust the position of the zero phase reference point with respect to your input signal: H Adjust the spectral analyzer gate position 3- 177 TDS7104 and TDS7054 User Manual...
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The window functions affect the ability to resolve frequency in the output spectrum and can affect the accuracy of the magnitude and phase measurements. Figure 3- -48 shows how the time domain record is processed. 3- 178 TDS7104 and TDS7054 User Manual...
FFT length. The FFT length is controlled so that the gate width in samples is never more than 0.8 of the FFT length. Thus, zero fill is always in effect. This essentially eliminates scallop loss errors in magnitude that would occur without zero fill. 3- 179 TDS7104 and TDS7054 User Manual...
FFT length is controlled so that zero fill is always in effect. This essentially eliminates scallop loss because zero fill in the time domain causes interpolation in the frequency domain. This results in accurate magnitude measurements for all window functions. 3- 180 TDS7104 and TDS7054 User Manual...
For the Gaussian window the value of ’a’ is given instead of a set of coefficients. You can find descriptions of cosine series windows in Handbook of Digital Signal Processing Engineering Applications by Elliot. ISBN 0- -12- -237075- -9. 3- 181 TDS7104 and TDS7054 User Manual...
This is the filter shape most commonly used in spectrum analyzers. Amplitude Time - - 79 dB side lobe - - 80 Frequency bins Figure 3- 50: Time and frequency graphs for the Gaussian window 3- 182 TDS7104 and TDS7054 User Manual...
Amplitude Time - - 13 dB side lobe - - 40 - - 80 Frequency bins Figure 3- 51: Time and frequency domain graphs for the Rectangular window 3- 183 TDS7104 and TDS7054 User Manual...
Amplitude Time - - 43 dB side lobe - - 40 - - 80 Frequency bins Figure 3- 52: Time and frequency graphs of the Hamming window 3- 184 TDS7104 and TDS7054 User Manual...
The Hanning has the narrowest resolution bandwidth, but higher side lobes. Amplitude Time - - 32 dB side lobe - - 40 - - 80 Frequency bins Figure 3- 53: Time and frequency graphs for the Hanning window 3- 185 TDS7104 and TDS7054 User Manual...
Creating and Using Math Waveforms Amplitude Time - - 67 dB side lobe - - 40 - - 80 Frequency bins Figure 3- 54: Time and frequency graphs for the Kaiser-Bessel window 3- 186 TDS7104 and TDS7054 User Manual...
Flattop2 Window: This window has the lowest scallop loss of any of the windows. It also has a wider resolution bandwidth but lower side lobe attenua- tion. Also, it is unique because the time domain shape has negative values. 3- 187 TDS7104 and TDS7054 User Manual...
- - 80 - - 120 Frequency bins Scallop loss is 0.0065 dB - - 0.05 - - 0.1 Frequency bins Figure 3- 56: Time and frequency domain graphs for the Flattop2 window 3- 188 TDS7104 and TDS7054 User Manual...
Tek Exponential Window: The Tek Exponential window was invented at Tektronix. In the time domain, it is not a symmetrical bell shape as is the case with the other windows. Instead, it is exponential with a peak at the 20% position of the time domain gate.
In the spectral math waveform, the actual higher frequency components are undersampled, and therefore, they appear as lower frequency aliases that “fold back” around the Nyquist point. (See 3- 190 TDS7104 and TDS7054 User Manual...
Swept Sine Wave Analysis. Many applications of the spectral analyzer require swept sine wave input. The following equations determine what the maximum sweep speed of the sine wave generator should be for a given span and resolution bandwidth. 3- 191 TDS7104 and TDS7054 User Manual...
Select a Touch Mag or Phase to select a predefined magnitude or phase spectral analysis waveform. Selecting a predefined predefined spectral waveform turns on display of the spectral waveform. analysis math waveform 3- 192 TDS7104 and TDS7054 User Manual...
If you want an averaged spectral waveform, touch Average, touch Avgs, and then set the number of averages in the control window. Tip. If you want to redefine your waveform, touch the Clear button and repeat the above steps. 3- 193 TDS7104 and TDS7054 User Manual...
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Creating and Using Math Waveforms Overview To define a spectral math waveform Related control elements & resources Display the To display your spectral waveform, either touch the Apply or the Ok button. spectral waveform 3- 194 TDS7104 and TDS7054 User Manual...
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Tip. Offset determines where zero dB is in the output waveform. Changing offset moves the waveform with respect to its ground reference. When the input is equal to the offset, it will display as zero dB in the output. 3- 195 TDS7104 and TDS7054 User Manual...
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18. To allow changing time and frequency domain controls domain for one math waveform to change the same controls for control another math waveform, touch the Track Time/Freq tracking Domain Controls buttons to toggle them on or off. 3- 196 TDS7104 and TDS7054 User Manual...
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The topic Selecting a Window, on page 3- - 179, provides in depth information on choosing the right window for your application. 3- 197 TDS7104 and TDS7054 User Manual...
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It basically defines the bandwidth of the filters used to do the frequency domain analysis. 22. To set the resolution bandwidth, touch Res BW and use the multipurpose knobs or keypad to set the resolution bandwidth. 3- 198 TDS7104 and TDS7054 User Manual...
26. To set the gate duration, touch Gate Dur and use the multipurpose knobs or keypad to adjust the gate duration. Gate duration and resolution bandwidth both control gate duration, gate duration is displayed in seconds and resolution bandwidth in hertz. 3- 199 TDS7104 and TDS7054 User Manual...
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34. Touch the Help button in the tool bar to access context-sensitive help on math waveforms. assistance See Accessing Online Help on page 3- - 245 for an overview of the online help system. 3- 200 TDS7104 and TDS7054 User Manual...
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From the button bar, touch Vert, and select the waveform Chan 1 tab. Touch Offset, and using the multipurpose knobs or keypad, set the offset to 900 mV and the Ch1 Scale to 200 mV. 3- 201 TDS7104 and TDS7054 User Manual...
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Resolution BW is inversely proportional to the gate duration. Touch Center Freq, and use the multipurpose knobs or keypad to set the frequency span to 100 kHz and the center frequency to 50 kHz. 3- 202 TDS7104 and TDS7054 User Manual...
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The cursor readout now indicates the frequency span set in step 9. 13. Use the multipurpose knobs or keypad to set the Curs2 Pos to 50 kHz. The cursor readout now indicates the center frequency set in step 9. 3- 203 TDS7104 and TDS7054 User Manual...
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The readout also displays the difference in frequency and amplitude between the cursor locations. For more 16. For additional information on setting up and using information spectral math, see Defining Spectral Math Waveforms starting on page 3- - 168. 3- 204 TDS7104 and TDS7054 User Manual...
When you touch or click a setup name, the oscilloscope displays a keyboard on screen that you can use with your mouse or the touch screen to enter the setup-path name, setup-file name, and comment. 3- 205 TDS7104 and TDS7054 User Manual...
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Auto-increment file name in the Save As and Export dialog boxes, enables File Name saving numerous files without entering a file name each time. To auto-increment file names, select Auto-increment file name on the dialog box as shown in Figure 3- -59. 3- 206 TDS7104 and TDS7054 User Manual...
Risetime001.ext, and so on. If Count reaches 999, it is suggested that you change the base file name to Basefilename1 (for example, Risetime1) on the next save. Your next file will then be saved as Risetime1000.ext. 3- 207 TDS7104 and TDS7054 User Manual...
Setups tab of the Setups control window. setups control window Save the setup Touch the number of the setup in which you want to save your setup. Data in the existing setup will be overwritten. 3- 208 TDS7104 and TDS7054 User Manual...
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See below. Name a Use the Save in: drop-down list and buttons (see right) to navigate to the directory in which to save your setup. destination 3- 209 TDS7104 and TDS7054 User Manual...
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11. For more help on saving setups, touch the Help button in the tool bar to access contextual help on assistance screen. See page 3- - 245 to learn about using online help. 3- 210 TDS7104 and TDS7054 User Manual...
Find the Use the Look in: drop down list and buttons (see right) to navigate to the directory which contains a setup that source you want to recall. directory 3- 211 TDS7104 and TDS7054 User Manual...
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For further For more help on recalling setups, click the Help button in the tool bar to display contextual help on assistance screen. See page 3- - 245 to learn about using online help. 3- 212 TDS7104 and TDS7054 User Manual...
You cannot recall a waveform into a channel or a math waveform. The oscilloscope recalls each waveform into one of the reference waveform locations (Ref1-Ref4). 3- 213 TDS7104 and TDS7054 User Manual...
Select the Ch, Math, or Ref tab of the waveform that you want to save, and then touch the number of the waveform to channel, math, or reference waveform that you want to save save. 3- 214 TDS7104 and TDS7054 User Manual...
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Save the Touch Save Wmf to Ref(x) Save to save your waveform. Data in the existing reference will be overwritten. waveform to a reference 3- 215 TDS7104 and TDS7054 User Manual...
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For more information, see Using Auto-Increment File Name on page 3- - 206. Save your 10. Click the Save button to save the waveform file or reference. To cancel without saving, click the Cancel waveform button. 3- 216 TDS7104 and TDS7054 User Manual...
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11. For more help on saving waveforms, touch the Help button in the tool bar to access the contextual online assistance help. See page 3- - 245 to learn about using online help. 3- 217 TDS7104 and TDS7054 User Manual...
Ref 4 tab of the reference in which you want to recall the reference waveform. control window Recall the If recalling an internal reference, touch Display to toggle the display of the reference waveform on. waveform 3- 218 TDS7104 and TDS7054 User Manual...
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Find the Use the Look in: drop down list and buttons (see right) to navigate to the directory which contains a waveform source that you want to recall. directory 3- 219 TDS7104 and TDS7054 User Manual...
You can clear individual references of data or delete waveform files. If you are sure you don’t want the data a reference waveform contains, use the procedures that follow to clear it. To clear all references and setups, use Tek Secure. 3- 220 TDS7104 and TDS7054 User Manual...
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Delete Wfm File window, touch Delete. (See reference right.) waveform file The Delete Reference Waveform window allows navigation to directories, lists waveform files in the directory, and provides for selection of a waveform file. 3- 221 TDS7104 and TDS7054 User Manual...
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Cancel button. For further For more help on deleting files, touch the Help button to access contextual online help. assistance See page 3- - 245 to learn about using online help. 3- 222 TDS7104 and TDS7054 User Manual...
H MathCad creates files (.DAT) in a format usable by MathCad. Note that the MathCad file is an ASCII file, the first four values of which contain header information: H The first header value holds the record length. 3- 223 TDS7104 and TDS7054 User Manual...
Full Screen to export a bitmap of all screen contents Graticule to export a bitmap of only the graticule area Waveform to export waveform data Measurements to export measurement data 3- 224 TDS7104 and TDS7054 User Manual...
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Data Input/Output Overview To save a waveform (Cont.) Control elements and resources Select setup From the menu bar, select File, and then select Export Setup to display the Export Setup control window. for export 3- 225 TDS7104 and TDS7054 User Manual...
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InkSaver exports the image with a white back- ground InkSaver with Enhanced Waveform Color exports the image with colors designed to print with the white background Touch Data Format, and select the data format from the drop-down list. 3- 226 TDS7104 and TDS7054 User Manual...
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MathCad/Mathlab files, click Include waveform scale factors; if not checked, only voltage (vertical) values are exported. 14. Touch Data Ordering, and select the data order (top first, bottom first, or rotate) from the list. 3- 227 TDS7104 and TDS7054 User Manual...
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16. If using FastFrame, select the frame range to include in the exported files: All Frames to include all frames in the exported files Frames to enter a range of frames to include in the exported files 3- 228 TDS7104 and TDS7054 User Manual...
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Measurements Snapshot exports a snapshot of all measurements Histogram Data exports current histogram data 20. Select OK to accept your changes, Cancel to close the window without making changes, or Help to access more information. 3- 229 TDS7104 and TDS7054 User Manual...
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Select a 22. Use the Save in: drop down list and buttons (see right) to navigate to the directory in which you want to save destination the file. 3- 230 TDS7104 and TDS7054 User Manual...
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Cancel button. For further 26. For more help on exporting files, touch the Help button to access contextual online help. assistance See page 3- - 245 to learn about using online help. 3- 231 TDS7104 and TDS7054 User Manual...
Check its documentation. Note. To plot 2 channels, export the first channel with scale factors and time values. Export the second chan- nel as voltages only. 3- 232 TDS7104 and TDS7054 User Manual...
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Use the help for your data-analysis application to determine if it has these capabilities and for instructions in using them. 3- 233 TDS7104 and TDS7054 User Manual...
Waveform to export waveform data Measurements to export measurement data Select setup From the menu bar, select Edit, and then select Copy Setup to display the Copy Setup control window. for copy 3- 234 TDS7104 and TDS7054 User Manual...
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& White for the color palette of your copied images. In the View window, select whether you want to copy the Full Screen or Graticules Only. In the Image window, select whether you want to copy using Normal or InkSaver Mode. 3- 235 TDS7104 and TDS7054 User Manual...
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Save Samples between Cursors to include data between the cursors in the exported files Save Samples in Zoom Box to include data in the zoom box in the exported files All to include all data in the exported files 3- 236 TDS7104 and TDS7054 User Manual...
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Help to access more information. For further 18. For more help on copying files, touch the Help button to access contextual online help. assistance See page 3- - 245 to learn about using online help. 3- 237 TDS7104 and TDS7054 User Manual...
H Paper: select the paper size and source from the drop down lists. H Orientation: select either Portrait or Landscape (see Figure 3- -61). H Margins: set the margins you want for your page. 3- 238 TDS7104 and TDS7054 User Manual...
H InkSaver exports the image with a white background to save ink when printing waveforms H InkSaver with Enhanced Waveform Color exports the image with colors designed to print with the white background Touch Help for more information. 3- 239 TDS7104 and TDS7054 User Manual...
To preview your printout, from the application menu bar, select the File menu, and then select Print Preview. The oscilloscope displays the standard MS Windows 98 Print Preview window shown in Figure 3- -63. Access the windows help system for more information. 3- 240 TDS7104 and TDS7054 User Manual...
Export in the File menu after selecting Full Screen (bitmap) in the Select for Export menu. For additional information see Exporting and Copying Waveforms on page 3- -223. 3- 241 TDS7104 and TDS7054 User Manual...
Touch Set time and date now to set the time and date. To get the Touch Get Current Time to get the current time from the Windows operating system. current time 3- 242 TDS7104 and TDS7054 User Manual...
For information on connecting the oscilloscope to a network to enable printing, file sharing, internet access, and other communications functions, see Connect- ing to a Network on page 1- -14. 3- 243 TDS7104 and TDS7054 User Manual...
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Data Input/Output 3- 244 TDS7104 and TDS7054 User Manual...
Use the procedure steps that follow to access contextual help and to learn how to search the help system for more information. Overview To use online help Control elements & resources Prerequisites The oscilloscope must be powered up and running. See Installation, page 1- - 5. 3- 245 TDS7104 and TDS7054 User Manual...
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Touch a tab in a help window to navigate between the Overview and specific topics. Touch an outlined control shown in the help window to receive more specific information about the control. 3- 246 TDS7104 and TDS7054 User Manual...
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From the online help finder (see below), choose from the three tabs. Click to explore the topic titles and to highlight one for display. Click the Display button to open the topic in a help window. 3- 247 TDS7104 and TDS7054 User Manual...
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Find tab. Choose the method for word list generation and select next or finish. Once the word list generation finishes, clicking the Find tab will access a pane for searching with full text search. 3- 248 TDS7104 and TDS7054 User Manual...
The TDS7000 series Digital Phosphor Oscilloscope family consists of the models shown in Table A- -1. Table A- 1: TDS7000 models Number of Maximum sample Model channels Bandwidth rate (real time) TDS7054 500 MHz 5 GS/s TDS7104 1 GHz 10 GS/s A- 1 TDS7104 and TDS7054 User Manual...
Waveform expressions can even contain measurement results and other math waveforms. Spectral Analysis. Display spectral magnitude and phase waveforms based on your time-domain acquisitions. Control the oscilloscope using the traditional spectrum analyzer controls such as span and center frequency. A- 2 TDS7104 and TDS7054 User Manual...
Autoset. Use Autoset to quickly set up the vertical, horizontal, and trigger controls for a usable display. If a standard mask is active (Option SM only), Autoset adjusts the selected waveform to match the mask, if possible. A- 3 TDS7104 and TDS7054 User Manual...
Specification Tables Table A- 2: Channel input and vertical specifications Characteristic Description Input coupling DC, AC, and GND Channel input is disconnected from input termination when using GND coupling. Input channels Four, all identical A- 4 TDS7104 and TDS7054 User Manual...
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≤30 °C, derated by 2.5 MHz/°C above 30 °C SCALE range Bandwidth 1 mV/div to 1.99 mV/div TDS7054: DC to 450 MHz TDS7104: DC to 500 MHz 2 mV/div to 4.98 mV/div TDS7054: DC to 500 MHz TDS7104: DC to 600 MHz 5 mV/div to 9.95 mV/div...
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≤ 20 V step 100 ns: ≤ 0.5% 20 ms: ≤ 0.2% 20 ns: ≤ 1.0% 1.01 V/div to 10 V/div, with ≤ 200 V step 100 ns: ≤ 0.5% 20 ms: ≤ 0.2% A- 6 TDS7104 and TDS7054 User Manual...
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(0.1 div × V/div setting) + between any two points acquired under the same 0.3 mV] setup and ambient condi- tions, and all other auto- matic measurements where, net offset = offset - - ( position × volts/division) A- 7 TDS7104 and TDS7054 User Manual...
Equivalent-time acquisition can be enabled or disabled. When disabled, waveforms are interpolated at the fastest time base settings. Seconds/division range 200 ps/div to 40 s/div Horizontal delay range 0 s to 1000 s A- 9 TDS7104 and TDS7054 User Manual...
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± (15 ppm × | reading | + Single shot signal, Sample or Hi Res acquisition mode, 0.3 sample intervals) Full bandwidth ± (15 ppm × | reading | + Average acquisition mode, ≥100 averages, Full band- 20 ps) width A- 10 TDS7104 and TDS7054 User Manual...
1.0 div, from DC to 500 MHz Event count sensitivity, typical For sequential trigger delayed by events, with vertical scale settings ≥10 mV/div and ≤1 V/div 1.0 div, from DC to 500 MHz A- 13 TDS7104 and TDS7054 User Manual...
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B trigger event and the first B trigger (B Event), typical event event B event width ≥1 ns Minimum pulse width, — typical Maximum frequency, typical — B event frequency ≤500 MHz A- 14 TDS7104 and TDS7054 User Manual...
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Hold time (time from clock - - 1 ns minimum edge to data transition) +100 ns maximum Setup time + Hold time +2 ns minimum (algebraic sum of the two +200 ns maximum settings) A- 15 TDS7104 and TDS7054 User Manual...
0.33 mm horizontal, 0.22 mm vertical Contrast ratio, typical 150:1 Response time, typical 50 ms, black to white Display refresh rate 59.94 frames per second Displayed intensity levels Supports Windows SVGA high-color mode (16-bit) A- 16 TDS7104 and TDS7054 User Manual...
SPC was last run. Frequency range 9.8 MHz to 10.2 MHz. ≥200 mV Input sensitivity Input voltage, maximum Input impedance 1.5 kΩ, 40 pF. Measure impedance at >100 kHz to make the blocking capacitor invisible A- 17 TDS7104 and TDS7054 User Manual...
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IEEE 488.2 standard interface Scope VGA video port Lower video port, DB-15 female connector, 31.6 kHz sync, EIA RS-343A compliant, connect to show the oscilloscope display, including live waveforms, on an external monitor A- 18 TDS7104 and TDS7054 User Manual...
0.25 in × 1.25 in size UL198G and CSA C22.2, No. 59, fast acting: 8 A, 250 V (Tektronix part number 159-0046-00, Bussman ABC-8, Littelfuse 314008) 5 mm × 20 mm size IEC127, sheet 1, fast acting “F”, high breaking capacity: 6.3 A, 250 V (Bussman GDA 6.3, Littelfuse 21606.3)
Construction material Chassis parts are constructed of aluminum alloy, front panel is constructed of plastic laminate, circuit boards are constructed of glass laminate, outer shell is molded and textured from a polycarbonate/ABS blend A- 20 TDS7104 and TDS7054 User Manual...
5 Hz to 500 Hz, 10 minutes on each axis, 3 asis, 30 minutes total, with floppy disk and/or CD-ROM installed Nonoperating 2.46 g from 5 Hz to 500 Hz, 10 minutes on each axis A- 21 TDS7104 and TDS7054 User Manual...
Power Harmonic Current Emissions If interconnect cables are used, they must be low-EMI shielded cables such as the following Tektronix part numbers or their equivalents: 012-0991-01, 012-0991-02 or 012-0991-03 GPIB Cable; 012-1213-00 (or CA part number 0294-9) RS-232 Cable; 012-1214-00 Centronics Cable;...
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Test and measuring Safety Class Class 1 (as defined in IEC 1010-1, Annex H) - - grounded product Pollution Degree Pollution Degree 2 (as defined in IEC 1010-1). Note: Rated for indoor use only. A- 23 TDS7104 and TDS7054 User Manual...
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Appendix A: Specifications A- 24 TDS7104 and TDS7054 User Manual...
Maximum Voltage measurement. The maximum amplitude. Typically the most positive peak voltage. Measured over the entire waveform or gated region. Mean Voltage measurement. The arithmetic mean over the entire waveform or gated region. B- 1 TDS7104 and TDS7054 User Manual...
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Hits in Box Displays the number of points in the histogram box or on the box boundary. Waveform Count Displays the number of waveforms that have contributed to the histogram. B- 2 TDS7104 and TDS7054 User Manual...
Eye Top The top of the eye. Eye Base The base of the eye. Jitter Pk- Pk The peak-to-peak value for the edge jitter in the current horizontal units. Jitter PP = TCross1 B- 3 TDS7104 and TDS7054 User Manual...
Refer to Figure B- -1 and the descriptions that follow to interpret the definitions of waveforms in categories Amplitude, Timing, and Area. Low reference, mid reference, and high reference are the default reference levels and are adjustable. B- 4 TDS7104 and TDS7054 User Manual...
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Used in two-waveform time measure- ments, such as the Delay and Phase measurements. You can choose how this level is set; see Reference Levels Method on page 3- -125. B- 5 TDS7104 and TDS7054 User Manual...
, the mean value of PBase within the Eye Aperture mean H PBase , the standard deviation of PBase within the Eye Aperture sigma The Eye Aperture defaults to the center 20% of the interval from TCross to TCross B- 6 TDS7104 and TDS7054 User Manual...
50% of the eye height. These areas are used to establish the DCD , the horizontal peak-to-peak deviation of the left crossing point at half the height of the eye. B- 7 TDS7104 and TDS7054 User Manual...
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Appendix B: Automatic Measurements Supported B- 8 TDS7104 and TDS7054 User Manual...
Use only deionized water when cleaning the front-pan- el buttons. Use a 75% isopropyl alcohol solution as a cleaner and rinse with deionized water. Before using any other type of cleaner, consult your Tektronix Service Center or representative.
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If the display is very dirty, moisten the wipe with distilled water or a 75% isopropyl alcohol solution and gently rub the display surface. Avoid using excess force or you may damage the plastic display surface. C- 2 TDS7104 and TDS7054 User Manual...
Print Preview Shows you a preview of the page before you print the page Print Displays the Print dialog box that you use to send data to your printer D- 1 TDS7104 and TDS7054 User Manual...
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Exports the full screen, graticule, waveform, or measurement to a file other application 1 Recent Setup File 1 Recalls (loads) the most recent setup file Minimize Minimizes the oscilloscope application, displaying the Windows desktop Shutdown Shutdowns the oscilloscope D- 2 TDS7104 and TDS7054 User Manual...
Position/Scale Displays the control window that you use to position the waveform, and set the vertical scale Displays a control window that you use to label your waveforms Label D- 3 TDS7104 and TDS7054 User Manual...
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Displays the Zoom control window you use to set the position and scale of zoomed waveforms Autoset Automatically sets up the front-panel controls based on the characteristics of the input signal and default selections D- 4 TDS7104 and TDS7054 User Manual...
Displays the Zoom Display Area control window that you use to set the zoom graticule split mode Trigger Commands Table D- -5 lists the commands available from the Trig menu on the menu bar. D- 5 TDS7104 and TDS7054 User Manual...
Displays the Run/Stop control window you can use to start and stop acquisi- tions, control a single sequence of acquisitions, and display the acquisition status Display Commands Table D- -6 lists the commands available from the Display menu. D- 6 TDS7104 and TDS7054 User Manual...
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(reds) Choose Spectral to display waveforms with the highest sample density points appearing in blue shades Choose User to display a control window to design your own colors D- 7 TDS7104 and TDS7054 User Manual...
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Cursor Position Displays the Cursor Position control window that you use the position of the cursors Cursor Setup Displays the Cursor Setup control window that you use to set up and control cursors D- 8 TDS7104 and TDS7054 User Manual...
Displays the Reference Levels setup window you use to set the reference levels used by your measurements Gating Displays the Measurement Gating control window you use to define the portion of the waveform you want your measurements taken between D- 9 TDS7104 and TDS7054 User Manual...
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Mask Edit Setup Displays the Mask Edit Setup window that you use to create user masks Mask Edit Controls Displays the Mask Edit control window that you use to edit user masks D- 10 TDS7104 and TDS7054 User Manual...
Displays a control window that you use to set the GPIB talk/listen mode and the bus address LAN Server Status Displays the server status window that allows you to turn the server on and off D- 11 TDS7104 and TDS7054 User Manual...
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Displays how to obtain technical support Customer Feedback Displays how to supply customer feedback About TDS7000 Displays the oscilloscope version number, serial number, instrument id, copyright, installed option list, and option installation key D- 12 TDS7104 and TDS7054 User Manual...
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That is, the ratio of the input measure to the output measure. For example, a 10X probe will attenuate, or reduce, the input voltage of a signal by a factor of 10. Glossary- 1 TDS7104 and TDS7054 User Manual...
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0 V; otherwise, it is ground plus offset. Control window A group of related controls for a major oscilloscope function that the oscilloscope displays at the right of the screen. Glossary- 2 TDS7104 and TDS7054 User Manual...
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The act of changing your touch panel selection by moving your finger without removing it from the screen. The selection that is activated is the last one that you were touching before removing your finger. Glossary- 3 TDS7104 and TDS7054 User Manual...
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Triggering occurs if the oscilloscope detects positive spike widths less than the specified glitch time. Glitch negative trigger Triggering occurs if the oscilloscope detects negative spike widths less than the specified glitch time. Glossary- 4 TDS7104 and TDS7054 User Manual...
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The point about which the trace is expanded or contracted when horizontal size adjustments are made. The horizontal reference point remains anchored as the rest of the trace grows or shrinks around it. Glossary- 5 TDS7104 and TDS7054 User Manual...
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The oscilloscope triggers depending on the combinatorial logic condition of channels 1, 2, 3, and 4. Allowable conditions are AND, OR, NAND, and NOR. The value used as 0% in automated measurements (whenever high ref, mid Glossary- 6 TDS7104 and TDS7054 User Manual...
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A logic (Boolean) function in which the output of the AND function is complemented (true becomes false, and false becomes true). On the oscilloscope, that is a trigger logic pattern and state function. Glossary- 7 TDS7104 and TDS7054 User Manual...
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Amplitude (voltage) measurement of the absolute difference between the maximum and minimum amplitude. Period A timing measurement of the time covered by one complete signal cycle. It is the reciprocal of frequency and is measured in seconds. Glossary- 8 TDS7104 and TDS7054 User Manual...
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An oscilloscope input device. Probe compensation Adjustment that improves low-frequency response of a probe. Proximal The point closest to a reference point. As used in the oscilloscope, the beginning measurement point for timing measurements. Glossary- 9 TDS7104 and TDS7054 User Manual...
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The time interval between successive samples in a time base. For real-time digitizers, the sample interval is the reciprocal of the sample rate. For equivalent-time digitizers, the time interval between successive samples represents equivalent time, not real time. Glossary- 10 TDS7104 and TDS7054 User Manual...
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Then it checks each location to verify erasure. This feature finds use where this oscilloscope is used to gather security sensitive data, such as is done for research or development projects. Glossary- 11 TDS7104 and TDS7054 User Manual...
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The time interval between record points as displayed. WfmDB See Waveform database. XY format A display format that compares the voltage level of two waveform records point by point. It is useful for studying phase relationships between two waveforms. Glossary- 12 TDS7104 and TDS7054 User Manual...
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CH 3 (Z) waveform record. YT format The conventional oscilloscope display format. It shows the voltage of a waveform record (on the vertical axis) as it varies over time (on the horizontal axis). Glossary- 13 TDS7104 and TDS7054 User Manual...
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Glossary Glossary- 14 TDS7104 and TDS7054 User Manual...
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Autoset, 3- - 13, D- - 4, Glossary- - 2 To Take a Single Acquisition, 3- - 30 How to execute, 3- - 11 To Turn Off Roll Mode Acquisitions, 3- - 31 undoing, 3- - 11 Index- 2 TDS7104 and TDS7054 User Manual...
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Controlling data input and output, 3- - 205 Trigger input, 3- - 54, 3- - 60 Copy, D- - 3 channel, 3- - 123, 3- - 124 Channel configuration, 3- - 33 Copy a waveform, 3- - 234 Index- 3 TDS7104 and TDS7054 User Manual...
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Horizontal scale and offset, setting up, overview, 3- - 18 Hi Res, 3- - 22 Horizontal Scale vs. Record Length vs. Sample Interval acquisition mode, Glossary- - 5 vs. Resolution, 3- - 19 Incompatible with Fast Acquisitions, 3- - 38 Index- 9 TDS7104 and TDS7054 User Manual...
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FastFrame, 3- - 123 Take a Snapshot of Measurements, 3- - 130 gates, 3- - 123 Take Automatic Measurements, 3- - 127 Gating, 3- - 130 Take Measurements on a Frame, 3- - 123 Index- 13 TDS7104 and TDS7054 User Manual...
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No Persistence, D- - 7 Performance Verification Noise Of Functions, 1- - 18–1- - 28 reducing in phase FFTs, 3- - 196 Self Tests, 1- - 17–1- - 28 reducing in phase waveforms, 3- - 176 Index- 14 TDS7104 and TDS7054 User Manual...
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Probes and Signal Connection, 3- - 5 clearing, 3- - 220 Product delete, 3- - 220 accessories, 1- - 29 references, 3- - 124 Description, 1- - 1 Related Manuals, xiv software, 1- - 2 Index- 15 TDS7104 and TDS7054 User Manual...
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Signal Connection and Conditioning, 3- - 4 Save Wfm, D- - 1 SIGNAL OUTPUT, 2- - 9 Saving a setup, 3- - 205 Signal Path Compensation, 3- - 141–3- - 152 Saving a waveform, 3- - 213 Index- 16 TDS7104 and TDS7054 User Manual...
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Set the Magnitude Scale, 3- - 195 duration, 3- - 169, 3- - 199 Set the Phase Scale, 3- - 196 Duration and resolution control effects, illustrated, Set the Time Domain Controls, 3- - 199 3- - 170 Index- 17 TDS7104 and TDS7054 User Manual...
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3- - 105 algorithm, 3- - 176 Timeout dejitter, 3- - 176 A Trigger control window, 3- - 82 swept sine wave analysis, 3- - 191 trigger, D- - 6 Index- 18 TDS7104 and TDS7054 User Manual...