Tektronix RSA2203A User Manual
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Tektronix RSA2203A User Manual

Tektronix RSA2203A User Manual

3 ghz & 8 ghz real-time spectrum analyzers
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User Manual
RSA2203A & RSA2208A
3 GHz & 8 GHz Real-Time Spectrum Analyzers
071-1334-04
This document applies to firmware version 3.20
and above.
www.tektronix.com

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Summary of Contents for Tektronix RSA2203A

  • Page 1 User Manual RSA2203A & RSA2208A 3 GHz & 8 GHz Real-Time Spectrum Analyzers 071-1334-04 This document applies to firmware version 3.20 and above. www.tektronix.com...
  • Page 2 Copyright © Tektronix. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or suppliers, and are protected by national copyright laws and international treaty provisions. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes that in all previously published material.
  • Page 3 End User License Agreement for Microsoft Software You have acquired a device (“DEVICE”) that includes software licensed by Tektronix Japan, Ltd. (“TJ”) from Microsoft Licensing Inc. or its affiliates (“MS”). Those installed software products of MS origin, as well as associated media, printed materials, and “online”...
  • Page 4 LIMITATIONS ON REVERSE ENGINEERING, DECOMPILATION, AND DISASSEMBLY. You may not reverse engineer, decompile, or disassemble the SOFTWARE, except and only to the extent that such activity is expressly permitted by applicable law notwithstanding this limitation. SOFTWARE TRANSFER ALLOWED BUT WITH RESTRICTIONS. You may permanently transfer rights under this EULA only as part of a permanent sale or transfer of the Device, and only if the recipient agrees to this EULA.
  • Page 5 Tektronix, with shipping charges prepaid. Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located.
  • Page 7 Service Options Tektronix provides service to cover repair under warranty as well as other services that are designed to meet your specific service needs. Advancing technology has brought incredible change to the power of measurement instruments. Manufac- turing methods and calibration techniques have been revolutionized, making the service challenge tougher than ever. By using Tektronix as your service provider you make use of our technology and product knowledge, our world-wide logistics infrastructure, and our ISO9000 approved service centers.
  • Page 9 ........... . . 1- - 2 Difference Between RSA2203A and RSA2208A ..... . .

  • Page 10: Table Of Contents

    ........... . 3- - 106 RSA2203A & RSA2208A User Manual...
  • Page 11 ..........3- - 181 RSA2203A & RSA2208A User Manual...
  • Page 12 ..........D- - 3 Glossary Index RSA2203A & RSA2208A User Manual...
  • Page 13 ........2- -14 Figure 2- -12: Example menu item display ..... . 2- -16 RSA2203A & RSA2208A User Manual...
  • Page 14 ........2- -56 RSA2203A & RSA2208A User Manual...
  • Page 15 3- -31 Figure 3- -31: Changing the overview ......3- -32 RSA2203A & RSA2208A User Manual...
  • Page 16 Figure 3- -69: Trigger level and slope ......3- -93 viii RSA2203A & RSA2208A User Manual...
  • Page 17 ......3- -145 Figure 3- -106: Functions of the peak search keys ....3- -146 RSA2203A & RSA2208A User Manual...
  • Page 18 ........B- -1 RSA2203A & RSA2208A User Manual...
  • Page 19 ........A- -7 RSA2203A & RSA2208A User Manual...
  • Page 20 Table D- -3: Optional accessories ......D- -3 RSA2203A & RSA2208A User Manual...
  • Page 21 Symbols and Terms Terms in this Manual. These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. xiii RSA2203A & RSA2208A User Manual...
  • Page 22 WARNING indicates an injury hazard not immediately accessible as you read the marking. CAUTION indicates a hazard to property including the product. Symbols on the Product. The following symbols may appear on the product: Protective Ground CAUTION (Earth) Terminal Refer to Manual RSA2203A & RSA2208A User Manual...
  • Page 23 Preface This is the user manual for the RSA2203A and RSA2208A Real-Time Spectrum Analyzers. It covers the following information: H Describes the capabilities of the analyzer and how to install it H Explains how to operate the analyzer: how to control acquisition of,...
  • Page 24 Preface Related Documents In addition to this user manual, the following documentation is available for your analyzer. Tektronix part numbers are supplied in Appendix D: Options and Accessories. H RSA2203A and RSA2208A Programmer Manual (standard accessory) contains an alphabetical listing of the programming commands and other information related to controlling the analyzer over the GPIB interface.
  • Page 25 Getting Started...
  • Page 27 Features H Measurement frequency range 10 MHz to 3 GHz for RSA2203A; 10 MHz to 8 GHz for RSA2208A DC to 20 MHz (Option 05) H 100 Hz to 3 GHz measurement span and 10 MHz vector span...
  • Page 28 H RFID device characterization H Spectrum monitoring H Radar measurements Difference Between RSA2203A and RSA2208A The RSA2203A and the RSA2208A have the same functions except for their measurement frequency ranges: RSA2203A ..DC to 3 GHz RSA2208A .

  • Page 29: Figure 1- 1: Concept Of The Swept Spectrum Analyzer

    NOTE. An intermittent signal, such as a burst phenomenon, will not be detected unless it is present at the exact moment that the filter is being swept past it. Sweep start stop Figure 1- 2: Sweep of resolution filter 1- 3 RSA2203A & RSA2208A User Manual...

  • Page 30: Figure 1- 3: Concept Of The Real-Time Spectrum Analyzer

    2 RF input Display Resolution Detector 3 filter 3 Resolution Detector N filter N Figure 1- 3: Concept of the real-time spectrum analyzer Concurrent acquisition start stop Figure 1- 4: Concurrent acquisition 1- 4 RSA2203A & RSA2208A User Manual...

  • Page 31: Figure 1- 5: Frame Acquisition

    FFT (Fast Fourier Transformation). The RSA2203A or the RSA2208A first acquires a series of frames of data in the time domain, as shown in Figure 1- -5, and then performs the FFT process for each frame.

  • Page 32: Figure 1- 6: Block Diagram

    External trigger input Trigger detection Data memory Memory controller 2 MB Local bus PCI bridge Windows Front panel key Display board PC Mass Storage Devices External interface GPIB Figure 1- 6: Block diagram 1- 6 RSA2203A & RSA2208A User Manual...
  • Page 33 Converts the RF signal, input through the front-panel INPUT connector, into a Down Converter 20 MHz IF signal. This converter processes signals up to 3 GHz for RSA2203A and 8 GHz for RSA2208A by IF conversions in three stages. A 10 MHz oscillator provides a high-accuracy reference for all stages of IF conversion.
  • Page 34 8.4 inch XGA TFT-LCD module. The standard analyzer has the following external interfaces: H USB (for mouse, keyboard, and/or printer) H LAN (Ethernet 10/100BASE-T) H GPIB H VGA (for an external monitor) 1- 8 RSA2203A & RSA2208A User Manual...
  • Page 35 3. It is recommended to keep the box and packing materials. You may need them to send this product to Tektronix for calibration or repair. CAUTION. The analyzer has exhaust fans on the side panel. Leave a space of at least 5 cm (2 in) on both sides for proper air circulation.

  • Page 36: Figure 1- 7: Ac Input (Rear Panel)

    1. Plug the power cord into the AC input on the rear panel. Cord AC input Figure 1- 7: AC Input (rear panel) 2. Connect the plug of the power cord to a properly grounded outlet. 1- 10 RSA2203A & RSA2208A User Manual...

  • Page 37: Figure 1- 8: Principal Power Switch (Rear Panel)

    When you turn on the analyzer, Windows XP boots up. After several minutes, the analyzer application starts up. The initial screen appears as shown in Figure 1- -10. The displayed spectrum represents the noise floor of the analyzer. 1- 11 RSA2203A & RSA2208A User Manual...

  • Page 38: Figure 1- 10: Initial Screen

    RF INPUT connector. If you exceed this input rating, you can permanently damage the analyzer. (The RF INPUT connector is shown in Figure 1- -11.) RF INPUT connector Max +30 dBm AC + DC Figure 1- 11: RF INPUT connector 1- 12 RSA2203A & RSA2208A User Manual...

  • Page 39: Figure 1- 12: Setting Up The Stand

    To set up the stand, place the analyzer on a table. Lift the front of the analyzer and pull out the stand until it is perpendicular to the analyzer. Stand Figure 1- 12: Setting up the stand 1- 13 RSA2203A & RSA2208A User Manual...

  • Page 40: Figure 1- -13: Spectrum Of The Calibration Signal

    Check that “INPUT: CAL” and “FREE RUN” are displayed in the status indicator at the upper right of the screen (see Figure 1- -13). Status indicator Marker readout Marker Figure 1- 13: Spectrum of the calibration signal (50 MHz, about - 20 dBm) 1- 14 RSA2203A & RSA2208A User Manual...

  • Page 41: Figure 1- 14: Setup Display

    20 kHz 100 kHz 500 Hz 1 kHz 20 Hz d. Using the numeric keypad, set the span back to 10 MHz. (Press 1 → 0 → MHz, in that order, on the keypad.) 1- 15 RSA2203A & RSA2208A User Manual...

  • Page 42: Figure 1- 15: Reference Level Setting And A/D Overflow Indicator

    Figure 1- 15: Reference level setting and A/D overflow indicator e. Using the numeric keypad, set the reference level back to 0 dBm. (Press 0 → ENTER, in that order, on the keypad.) 1- 16 RSA2203A & RSA2208A User Manual...

  • Page 43: Figure 1- 16: Spectrogram Display

    Press the RUN/STOP key on the front panel to stop data acquisition. Confirm that the trace display freezes and PAUSE is displayed in the status indicator at the top right of the screen. Status indicator Spectrogram Figure 1- 16: Spectrogram display 1- 17 RSA2203A & RSA2208A User Manual...
  • Page 44 Turning off the principal power switch turns off the front-panel LED. When you do not use the analyzer for a long time or in case of emergency, you should unplug the power cord. 1- 18 RSA2203A & RSA2208A User Manual...
  • Page 45 (dots that never turn on) or stuck pixels (dots that always stay on). This is neither a malfunction nor a defect, and not a cause for repair or exchange. 1- 19 RSA2203A & RSA2208A User Manual...
  • Page 46 Word, Excel, and Outlook, on the analyzer. If you install an external application, you do so at your own risk, keeping in mind that it may lower the performance of the analyzer. 1- 20 RSA2203A & RSA2208A User Manual...
  • Page 47 Perform these routines to optimize the analyzer performance: H Gain calibration H Center offset calibration H DC offset calibration (Option 05 only) H Display brightness adjustment Each item is explained in this section. 1- 21 RSA2203A & RSA2208A User Manual...

  • Page 48: Figure 1- 17: Calibration Menu Structure

    The default setting is On. Service... This menu item is only to be used by qualified personnel for repair and calibration. Refer to the RSA2203A Service Manual (optional accessory) for details. If you want to perform all possible calibration operations together, press the Calibrate All side key.

  • Page 49: Figure 1- 18: Uncal Display

    To run the gain calibration, do the following: 1. Press the CAL key on the front panel. 2. Press the Calibrate Gain side key. The calibration runs. It takes several seconds to complete the process. 1- 23 RSA2203A & RSA2208A User Manual...

  • Page 50: Figure 1- 19: Center Offset

    To run the center offset calibration, do the following: 1. Press the CAL key on the front panel. 2. Press the Calibrate Center Offset side key. The calibration runs. It takes several seconds to complete the process. 1- 24 RSA2203A & RSA2208A User Manual...

  • Page 51: Figure 1- 20: Dc Offset

    To run the DC offset calibration, do the following: 1. Press the CAL key on the front panel. 2. Press the Calibrate DC Offset side key. The calibration runs. It takes several seconds to complete the process. 1- 25 RSA2203A & RSA2208A User Manual...

  • Page 52: Figure 1- 21: System Menu

    The setting range is 0 to 100. Confirming Performance The electrical characteristics described in Appendix A: Specifications can be checked only by our service personnel. If you need any service, contact your local Tektronix representative. 1- 26 RSA2203A & RSA2208A User Manual...
  • Page 53 Operating Basics...
  • Page 55 H Using a mouse and keyboard H Display screen H Elements of the display H Status display H Front panel key lock H Setup display For the analyzer specifications, refer to Appendix A: Specifications. 2- 1 RSA2203A & RSA2208A User Manual...

  • Page 56: Figure 2- 1: Front Panel

    Controls and Connectors Figures 2- -1 through 2- -3 on the following pages show the controls and connec- tors on the front, the side, and the rear panels. Figure 2- 1: Front panel 2- 2 RSA2203A & RSA2208A User Manual...
  • Page 57 Refer to page 2- -18 for changing a setting using the general purpose knob or the up/down keys. 9. Power switch (ON/STANDBY). Refer to page 1- -10 for applying power. 10. LED. Green on operating, orange on standby. 2- 3 RSA2203A & RSA2208A User Manual...

  • Page 58: Figure 2- 2: Rear Panel

    2. TRIG IN/OUT connector. A 50 Ω BNC connector for trigger signal input/output. Refer to page A- -10 for specifications. 3. GPIB connector. Used to control the analyzer from an external controller. Refer to the RSA2203A and RSA2208A Programmer Manual for GPIB control. 4. AC input. Connect AC power cable.

  • Page 59: Figure 2- 3: Side Panel

    NOTE. The Windows XP default network settings are done when the instrument is shipped from the factory. Contact your system administrator for information about setting network parameters in your LAN. For using Windows XP on the analyzer, refer to page 2- -26. 2- 5 RSA2203A & RSA2208A User Manual...

  • Page 60: Figure 2- 4: Connecting Usb Devices

    You can connect the devices any time, with no setup (plug & play), to either or both ports. You can also connect a mouse to a USB port on a keyboard (see Figure 2- -4). Figure 2- 4: Connecting USB devices 2- 6 RSA2203A & RSA2208A User Manual...

  • Page 61: Figure 2- 5: Operation With Mouse And Keyboard

    Alphanumeric input micro (10 ). Press ENTER to complete entry of the value. - - 9 N or n key Alphanumeric input nano (10 ). Press ENTER to complete entry of the value. 2- 7 RSA2203A & RSA2208A User Manual...

  • Page 62: Figure 2- 6: Display Screen Configuration

    Interface Maps Display Screen Figure 2- -6 shows the elements of the display screen. Figure 2- 6: Display screen configuration 2- 8 RSA2203A & RSA2208A User Manual...
  • Page 63 3- -27 Time Analysis (Time mode) page 3- -41 Setting Views page 3- -121 8. Measurement function display area. Displays the measurement function currently in use (the settings of the Mode and Measure menus). 2- 9 RSA2203A & RSA2208A User Manual...

  • Page 64: Figure 2- 7: Status Display

    Thereafter, it is stored in the post-trigger region (see Figure 2- -8). Data memory Pre-trigger region Post-trigger region Time Trigger point Figure 2- 8: Pre- and post-trigger regions 2- 10 RSA2203A & RSA2208A User Manual...

  • Page 65: Figure 2- 9: Key Lock Display

    To cancel the key lock, the following two methods can be used: H Use the :SYSTEM:KLOCK command to cancel. H Turn off the power and then on. Refer to the RSA2203A and RSA2208A Programmer Manual for information about the GPIB commands. 2- 11...

  • Page 66: Figure 2- 10: Setup Display

    Indicates time interval between FFT frames. Refer to FFT Start Point on page 3- - 104. Acquisition Length Indicates time to acquire a block of data. Demod and Time It can be set in the Timing menu. 2- 12 RSA2203A & RSA2208A User Manual...
  • Page 67 H MODE. Selects a measurement mode. H VIEW. Selects a view content and scales a measurement graph. H MARKERS. Controls markers. H UTILITY Provides system initialization, waveform storage facilities, instrument calibration, screen hard copy, and miscellaneous other functions. 2- 13 RSA2203A & RSA2208A User Manual...

  • Page 68: Figure 2- 11: Menu Keys

    Trigger (page 3- - 89) RBW/FFT Sets RBW and FFT parameters. FFT and RBW (page 3- - 101) TRACE/AVG Controls trace display and average function. Trace Comparison Display and Average Function (page 3- - 111) 2- 14 RSA2203A & RSA2208A User Manual...
  • Page 69 Prints the screen image. Screen Copy (page 3- - 179) MACRO Shows a menu listing all macros. For installing macros, contact your local Tektronix sales office. MACRO SETUP Shows a menu to configure macros. 2- 15 RSA2203A & RSA2208A User Manual...

  • Page 70: Figure 2- 12: Example Menu Item Display

    Returns to the last displayed menu or cancels a partial numeric entry from the keypad. Opens a menu. Figure 2- 12: Example menu item display NOTE. When the setting is prohibited or is not available, the item is displayed in gray. 2- 16 RSA2203A & RSA2208A User Manual...
  • Page 71 (▲B) keys, or by entering a value using the keypad. Numeric input field Figure 2- 14: Numeric setting menu 2- 17 RSA2203A & RSA2208A User Manual...
  • Page 72 H For the up and down keys, the step size is set with the Step Size side key. Refer to Changing the Step Size on page 2- -20 for the detail. The changed value is immediately reflected on the analyzer settings and displays. 2- 18 RSA2203A & RSA2208A User Manual...
  • Page 73 3. Confirm the input by pressing the unit key or ENTER key. The confirmed value is immediately reflected to the analyzer settings and display. Press the Cancel - Back side key to cancel the change. 2- 19 RSA2203A & RSA2208A User Manual...
  • Page 74 Sets the center frequency step size to the same value as the center frequency. Sets the center frequency step size to the same value as the span. Figure 2- 19: Changing the step size to the predetermined values 2- 20 RSA2203A & RSA2208A User Manual...

  • Page 75: Table 2- 5: Measurement Modes

    (Demod Mode) page 3- - 27 Standard... Communication standard specific analysis Time analysis TIME Transient Time characteristics analysis Time Analysis (Time Mode) page 3- - 41 CCDF CCDF analysis Pulse Measurements Pulse characteristics analysis 2- 21 RSA2203A & RSA2208A User Manual...
  • Page 76 H Pressing the PRESET key returns the instrument settings to the factory defaults for the current measurement mode. H Pressing SYSTEM → Reset All to Factory Defaults sets all parameters for all measurements and modes to the default values. 2- 22 RSA2203A & RSA2208A User Manual...
  • Page 77 Reset All to Factory Defaults. Sets all parameters for all measurements and modes to the default values. Remote Setup... Sets GPIB parameters. Refer to the RSA2203A Programmer Manual for details. Versions and Installed Options. Displays the current versions of all standard and optional software, and any third party software licenses.
  • Page 78 H Not Present: Indicates that you cannot use the option. For information about how to remove the protection and use the option, refer to Enabling the Option. 3. To exit the version display, press any front-panel key. 2- 24 RSA2203A & RSA2208A User Manual...
  • Page 79 Functional Overview Enabling the Option. 1. Contact your local Tektronix office to order the option. You will receive an option key (alphanumeric code). 2. Press the Option Key side key (see Figure 2- -24) and enter the option key using the alphanumeric keypad on the front panel.
  • Page 80 2. Use a mouse to move the pointer to the bottom of screen (see Figure 2- -25). The task bar appears. 3. Locate the pointer on the RSA2203A or RSA2208A icon in the task bar and right-click. A menu appears.
  • Page 81 Functional Overview When you move the mouse pointer to the bottom of the screen, the task bar appears. Task bar RSA icon Figure 2- 25: Displaying the Windows XP accessory menu 2- 27 RSA2203A & RSA2208A User Manual...
  • Page 82 Functional Overview 2- 28 RSA2203A & RSA2208A User Manual...

  • Page 83: Tutorial

    H Displaying spectrogram H Spectrum analysis H Analog modulation analysis H Shutting off the power You must complete the installation procedures (starting on page 1- -9) before performing any of the following steps. 2- 29 RSA2203A & RSA2208A User Manual...

  • Page 84: Preparations

    ... Modulation source ..Internal 10 kHz Modulation depth ..2- 30 RSA2203A & RSA2208A User Manual...
  • Page 85 Figure 2- 27: Principal power switch (rear panel) 3. Turn on the power switch (ON/STANDBY) on the front panel, as shown in Figure 2- -28. Power switch Figure 2- 28: Power switch (ON/STANDBY) 2- 31 RSA2203A & RSA2208A User Manual...
  • Page 86 The initial screen shown in Figure 2- -29 appears after Windows XP starts up (the background color is in white on this manual to make figures more viewable). Figure 2- 29: Initial screen 2- 32 RSA2203A & RSA2208A User Manual...
  • Page 87 This tutorial starts with the factory default settings. Perform the following steps to restore the factory default settings: 1. Press the SYSTEM key. SYSTEM key 2. Press the Reset All to Factory Defaults side key. The instrument is now ready to take measurements. 2- 33 RSA2203A & RSA2208A User Manual...

  • Page 88: Displaying Spectrum

    The center frequency is set to 1.5 GHz, and span is set to 10 MHz when you and Span power on the analyzer. Change the settings of center frequency and span to display the waveform around 100 MHz. 1. Press the FREQUENCY/CHANNEL key on the front panel. FREQUENCY/CHANNEL key 2- 34 RSA2203A & RSA2208A User Manual...
  • Page 89 The unit keys also function as enter keys. When you press any of these keys, the numeric value you enter will be set immediately with the unit. Accepts the inputs. Numeric keys Figure 2- 32: Numeric value entry keypad 2- 35 RSA2203A & RSA2208A User Manual...
  • Page 90 The next step is to set the span. It is currently set to 10 MHz as the default value. Change the setting to 20 kHz. 3. Press the SPAN key on the front panel. SPAN key 2- 36 RSA2203A & RSA2208A User Manual...
  • Page 91 The hardware is set with the selected value immediately. The spectrum waveform is displayed on the screen as shown in Figure 2- -34. Figure 2- 34: Center frequency of 100 MHz, span of 20 kHz 2- 37 RSA2203A & RSA2208A User Manual...
  • Page 92 1. Press the Amplitude key on the front panel. AMPLITUDE key The Amplitude menu is displayed on the right side of the screen. Notice that the Ref Level item is available for entering amplitude (see Figure 2- -36). 2- 38 RSA2203A & RSA2208A User Manual...
  • Page 93 0 dBm or higher, a blue standard line is displayed indicating 0 dBm. 3. Set the Ref Level back to 0 dBm after confirming the amplitude operation. 0 dBm reference line Figure 2- 37: Reference level of 10 dBm 2- 39 RSA2203A & RSA2208A User Manual...
  • Page 94 3. Press the Repeat... side key again and select Continuous to return to the continuous mode. When acquisition starts, “READY” is displayed in the status indicator, indicating that the analyzer is ready for trigger. 2- 40 RSA2203A & RSA2208A User Manual...

  • Page 95: Using Markers And Peak Search

    The marker (V) appears at center on the waveform. 3. The Marker X Position menu item is selected by default. Turn the general purpose knob to move the marker to a measurement point (see Figure 2- -39). 2- 41 RSA2203A & RSA2208A User Manual...
  • Page 96 This means that Marker 1 is the active marker. 4. The Marker X Position menu item is selected. Using the general purpose knob or the numeric input keypad, move the marker to a reference point (see Figure 2- -40). 2- 42 RSA2203A & RSA2208A User Manual...
  • Page 97 The difference between the two marker positions is indicated in the upper left part of the screen: 7. Press the Markers side key to select Single. The analyzer returns to the single marker mode. 2- 43 RSA2203A & RSA2208A User Manual...
  • Page 98 5. Press the marker left key (A) to move the marker to the next signal peak to the left. Try it several times. 6. Using the marker left or right key, put the marker to the measurement peak. 2- 44 RSA2203A & RSA2208A User Manual...
  • Page 99 (see Figure 2- -41). Peak value at the selected marker Marker 1 Peak difference Marker 2 Figure 2- 41: Searching for the peak 7. Press the Markers side key to select Off. Both markers disappear. 2- 45 RSA2203A & RSA2208A User Manual...

  • Page 100: Using Averaging And Comparison Displays

    In this example, enter 64 with the numeric keypad. Press 6 4 ENTER in order. 4. Press the RUN/STOP key on the front panel to acquire waveform. 2- 46 RSA2203A & RSA2208A User Manual...
  • Page 101 Average count Trace 1 Type Selects the type of processing for the selected trace. Figure 2- 42: Averaging a waveform 5. Press the Reset Average side key to restart averaging. 2- 47 RSA2203A & RSA2208A User Manual...
  • Page 102 Trace 1 (Yellow): currently acquired waveform. Trace 2 (Green): averaged waveform. Figure 2- 43: Comparison display with averaged waveform 7. Press the Trace 2 Type... side key again and select Off to remove Trace 2. 2- 48 RSA2203A & RSA2208A User Manual...

  • Page 103: Displaying A Spectrogram

    3. If no waveform is displayed, press the RUN/STOP key to acquire data. The spectrum and spectrogram are displayed concurrently (see Figure 2- -44). Spectrum Spectrogram Figure 2- 44: Concurrent display of spectrum and spectrogram 2- 49 RSA2203A & RSA2208A User Manual...
  • Page 104 VIEW: DEFINE key Modifies display format. b. Press the View Orientation side key to select Tall. Figure 2- 45: Tall display of spectrum and spectrogram c. Press the View Orientation side key to select Wide. 2- 50 RSA2203A & RSA2208A User Manual...
  • Page 105 Amplitude is represented in color. Default scale is from Red (0dBm) to Blue (- - 100dBm). Frequency Figure 2- 46: Spectrogram view c. Press the Show Views side key again to return to Multi. 2- 51 RSA2203A & RSA2208A User Manual...

  • Page 106: Spectrum Analysis

    Measuring Channel Power 1. Press the MEASURE key on the front panel. MEASURE key Selects a measurement item Measurement items are displayed in the menu on the right side of the screen. 2- 52 RSA2203A & RSA2208A User Manual...
  • Page 107 A band power marker, indicating measurement range, is displayed on the spectrum waveform. The measurement result is displayed below the waveform (see Figure 2- -47). Select Channel Power here Band power marker Measurement results Figure 2- 47: Channel power measurement 2- 53 RSA2203A & RSA2208A User Manual...
  • Page 108 40 kHz for example. See the display in Figure 2- -48. Channel Bandwidth Sets the measurement bandwidth. Channel Bandwidth = 40 kHz Figure 2- 48: Channel power measurement (Channel Bandwidth = 40 kHz) 2- 54 RSA2203A & RSA2208A User Manual...
  • Page 109 2. Press the Carrier Frequency side key. The measurement result is displayed at the bottom of the screen (see Figure 2- -49). Carrier frequency measurement result: measured accurately with counter function. Figure 2- 49: Carrier frequency measurement 2- 55 RSA2203A & RSA2208A User Manual...

  • Page 110: Analog Modulation Analysis

    The measurement procedures for modulation analysis and the time analysis are similar. Select the analog modulation analysis here: 1. Press the DEMOD key on the front panel. 2. Press the Analog Demod side key. 2- 56 RSA2203A & RSA2208A User Manual...
  • Page 111 FFT-processed and displayed in the subview. The data in the range indicated by the green underline is analyzed and displayed in the main view. Main view Figure 2- 51: AM signal measurement 2- 57 RSA2203A & RSA2208A User Manual...
  • Page 112 For example, enter 32 ms using the numeric keypad. 4. Press the Analysis Offset side key and specify the starting point of the range. For example, enter 24 ms using the numeric keypad. 2- 58 RSA2203A & RSA2208A User Manual...
  • Page 113 Specifies the time length of the The main view shows the waveform and analysis range. measurement result for the analysis range. Analysis Offset Specifies the start point of the analysis range. Figure 2- 52: Analysis range settings 2- 59 RSA2203A & RSA2208A User Manual...
  • Page 114 The number of frames in a block is 64÷32 = 2. 2. Press the Acquisition Length side key to change the value. For example, set 256 ms by turning the knob (see Figure 2- -54). 2- 60 RSA2203A & RSA2208A User Manual...
  • Page 115 In this case, Acquisition Length is 256 ms and Spectrum Length 32 ms, so the data is displayed in the overview for 256÷32 = 8 frames (8192 points). The green underline indicating the analysis range gets narrower than the previous setting: one block = 2 frames. 2- 61 RSA2203A & RSA2208A User Manual...
  • Page 116 Only the main view is displayed, with the size enlarged on the screen. Show Views Select Single to show only the selected view with the size enlarged. Figure 2- 55: Single view display 2- 62 RSA2203A & RSA2208A User Manual...
  • Page 117 1. Press the MEASURE key on the front panel. 2. Press the Measurement Off side key. The display returns to the spectrum view. However, the analysis mode is still in the Demod mode. 2- 63 RSA2203A & RSA2208A User Manual...

  • Page 118: Turning Off The Power

    1. Press the ON/STANDBY switch at the lower left of the front panel. The shutdown process of Windows XP runs and the power source goes to standby state, with the orange LED on. 2. Turn off the signal generator. You have now completed the tutorial. 2- 64 RSA2203A & RSA2208A User Manual...

  • Page 119: Reference

    Reference...

  • Page 121: Spectrum Analysis (S/A Mode)

    H Real Time S/A with Zoom. Performs real-time spectrum analysis with zoom function. Refer to page 3- -24 for details. H Standard..Performs spectrum analysis according to a communication standard. No function is included currently. 3- 1 RSA2203A & RSA2208A User Manual...

  • Page 122: Measurement Screen Layout

    The spectrum waveform and measurement results are displayed. You can display the spectrum and the spectrogram at the same time. Refer to Spectrogram Display on page 3- -18. Spectrum Measurement result Measurement item Figure 3- 2: S/A measurement screen 3- 2 RSA2203A & RSA2208A User Manual...
  • Page 123 Flex. Displays the graticule with the horizontal scale (per division) in a 1-2-5 sequence. The horizontal scale is set to 50 kHz/div for span of 300 kHz in the “Flex” grid style. Figure 3- 3: “Flex” grid style 3- 3 RSA2203A & RSA2208A User Manual...

  • Page 124: Spectrum Analysis

    Set the span by pressing the SPAN key on the front panel. d. Set the amplitude by pressing the AMPLITUDE key on the front panel. 4. Set the following Measurement Setup controls by pressing the MEAS SETUP key on the front panel. 3- 4 RSA2203A & RSA2208A User Manual...
  • Page 125 H Root Nyquist Rolloff Ratio. Enters rolloff ratio when Nyquist or Root Nyquist filter is selected. Range: 0.0001 to 1 (default value: 0.5). Integration Bandwidth Figure 3- 4: Channel power measurement band power markers 3- 5 RSA2203A & RSA2208A User Manual...
  • Page 126 Spectrum Analysis (S/A Mode) An example of the channel power measurement is shown in Figure 3- -5. Figure 3- 5: Channel power measurement 3- 6 RSA2203A & RSA2208A User Manual...
  • Page 127 Range: 0.0001 to 1 (default value: 0.5). Lower3 Lower2 Lower1 Main Upper1 Upper2 Upper3 Main Chan Bandwidth Adj Chan Bandwidth Adj Chan Bandwidth Chan Spacing Figure 3- 6: ACPR measurement band power markers 3- 7 RSA2203A & RSA2208A User Manual...
  • Page 128 Spectrum Analysis (S/A Mode) Figure 3- -7 shows an example of the ACPR measurement. Figure 3- 7: Example of ACPR measurement 3- 8 RSA2203A & RSA2208A User Manual...
  • Page 129 Rolloff Ratio. Enters rolloff ratio when Nyquist or Root Nyquist filter is selected. Range: 0.0001 to 1 (default value: 0.5). Carrier Bandwidth Noise Bandwidth Offset Figure 3- 8: C/N measurement band power markers 3- 9 RSA2203A & RSA2208A User Manual...
  • Page 130 Spectrum Analysis (S/A Mode) Figure 3- -9 shows an example of the C/N measurement. Figure 3- 9: Example of C/N measurement 3- 10 RSA2203A & RSA2208A User Manual...
  • Page 131 OBW (see Figure 3- -10). The default setting is 99% as defined in T- -53 or IS- -95 standard. Range: 80 to 99.99%. Power Ratio = (Cp/Sp)¢100 Cp: Power of carrier region Sp: Power of span region Figure 3- 10: OBW measurement band power marker 3- 11 RSA2203A & RSA2208A User Manual...
  • Page 132 Spectrum Analysis (S/A Mode) Figure 3- -11 shows an example of the OBW measurement. Figure 3- 11: Example of OBW measurement 3- 12 RSA2203A & RSA2208A User Manual...
  • Page 133 Range: 1 mHz to 1 MHz in a tenfold sequence (default: 1 Hz). Figure 3- -12 shows an example of the carrier frequency measurement. Carrier frequency measurement value Figure 3- 12: Carrier frequency measurement 3- 13 RSA2203A & RSA2208A User Manual...
  • Page 134 Measurement Level. Specifies how far down from the peak level the bandwidth is measured (see Figure 3- -13). Range: - -100 to - -1 dB (default: - -30 dB). Emission bandwidth Measurement Level Figure 3- 13: EBW measurement band power markers 3- 14 RSA2203A & RSA2208A User Manual...
  • Page 135 Spectrum Analysis (S/A Mode) Figure 3- -14 shows an example of the EBW measurement. Figure 3- 14: EBW measurement 3- 15 RSA2203A & RSA2208A User Manual...
  • Page 136 Scroll Table. Horizontally scrolls the spurious table displayed in the lower part of the screen. Up to 20 spurious signals are displayed. Ignore Region Standard signal peak Signal Threshold Spurious Threshold Excursion Normal signal Spurious signal Figure 3- 15: Setting up spurious signal measurement 3- 16 RSA2203A & RSA2208A User Manual...
  • Page 137 Detected spurious signals are assigned markers, numbered in descending order by amplitude. The frequency difference (deltaF) and the amplitude ratio (Ratio) in relation to the standard signal are shown in the table in the lower part of the screen. 3- 17 RSA2203A & RSA2208A User Manual...

  • Page 138: Spectrogram Display

    2. Press the S/A with Spectrogram side key. The spectrum and spectrogram are displayed on the same screen as shown in Figure 3- -17. Spectrum Spectrogram Figure 3- 17: Spectrum and spectrogram concurrent display 3- 18 RSA2203A & RSA2208A User Manual...
  • Page 139 4. Press the Show Views side key and select Single as shown in Figure 3- -19. Single display Displays the selected view on one screen. Figure 3- 19: Single display Refer to Setting Views on page 3- -121 for details. 3- 19 RSA2203A & RSA2208A User Manual...

  • Page 140: Real-Time Analysis

    The block size specified with the Timing menu (one frame = 1024 points fixed) Time Real-time mode Frame - - N Frame - - 2 Frame - - 1 Frame 0 Figure 3- 20: Difference between normal and real-time modes 3- 20 RSA2203A & RSA2208A User Manual...

  • Page 141: Table 3- 2: Features Of The Real-Time Mode

    Table 3- 3: Span setting range Measurement band Setting range RF (10 MHz to 3 GHz (RSA2203A)/ 8 GHz (RSA2208A)) 100 Hz to 10 MHz (1-2-5 sequence) Baseband (DC to 20 MHz, Option 05) 100 Hz to 20 MHz (1-2-5 sequence) 3- 21 RSA2203A &...
  • Page 142 Press the MARKER SETUP key. c. Press the Go to page 2 → Marker X Vertical side key. d. Set the frame number by turning the general purpose knob or using the numeric keypad. 3- 22 RSA2203A & RSA2208A User Manual...
  • Page 143 Refer to Spectrogram Display on page 3- -18. NOTE. In real-time mode, you cannot turn on or off the spectrogram in the View: Define menu. 3- 23 RSA2203A & RSA2208A User Manual...

  • Page 144: Zoom Function

    Frequency Center. Sets the frequency of the center of zoomed area. Frequency Width. Sets the frequency width of the zoomed area. Refer to Setting Timing Parameters on page 3- -83. 3- 24 RSA2203A & RSA2208A User Manual...
  • Page 145 6. Move the marker to the lower right point of the zoomed area using the Marker X Position and Marker X Vertical side keys. [Mouse] Move the mouse pointer to the lower right point of the zoomed area and left-click to put the marker on it. 3- 25 RSA2203A & RSA2208A User Manual...
  • Page 146 So, a large zoom ratio may cause the skirt shape of the spectrum to differ from that of the spectrum without zoom. However, it does not affect carrier power measurement results. 3- 26 RSA2203A & RSA2208A User Manual...

  • Page 147: Modulation Analysis (Demod Mode)

    There are three items in the Demod menu: H Analog Demod. Performs analog modulation analysis. Refer to page 3- -34 for details. H Standard... Performs modulation analysis according to a communication standard. No function is included currently. 3- 27 RSA2203A & RSA2208A User Manual...

  • Page 148: Measurement Screen Layout

    Timing indicator “T” indicates a trigger point. The main view displays the measurement result and waveform for the range indicated by the green horizontal line. Main view Figure 3- 26: Demod mode screen 3- 28 RSA2203A & RSA2208A User Manual...
  • Page 149 5. Specify the start point of the analysis range by pressing the Analysis Offset side key. Analysis Offset Acquisition History Analysis Length Overview Acquisition Length Figure 3- 27: Analysis range setting in the overview 3- 29 RSA2203A & RSA2208A User Manual...
  • Page 150 5. Press the Reference Cursor to Marker X side key. The reference cursor appears at the marker position (see Figure 3- -29). 6. Rotate the general purpose knob to move the marker to the measurement end point. 3- 30 RSA2203A & RSA2208A User Manual...
  • Page 151 2. Press the Spectrum Offset side key and specify the beginning of the range using the general purpose knob or numeric input keypad. Spectrum Offset Spectrum Length Overview Figure 3- 30: FFT processing range setting on the overview 3- 31 RSA2203A & RSA2208A User Manual...
  • Page 152 2. Press the Overview Content... side key and select the overview (see Figure 3- -31): H Waveform (Amplitude versus Time) H Spectrogram Overview: Spectrogram VIEW: DEFINE menu Overview Content... Selects an overview display. Figure 3- 31: Changing the overview 3- 32 RSA2203A & RSA2208A User Manual...
  • Page 153 3. Press the Show Views side key to select Single. Figure 3- -32 shows the one view display. Single The selected view is surrounded by a white box. One-view display Figure 3- 32: One-view display 3- 33 RSA2203A & RSA2208A User Manual...

  • Page 154: Analog Modulation Analysis

    Refer to page 3- -29 for information about setting the analysis range. 6. Set the measurement parameters by pressing the MEAS SETUP key on the front panel. For the Meas Setup menu, refer to the following sections. 3- 34 RSA2203A & RSA2208A User Manual...
  • Page 155 The following pages show examples for each measurement item. Refer to page 3- -121 for information about setting scale and formatting each view. Refer to page 3- -32 for information about changing the overview and subview. 3- 35 RSA2203A & RSA2208A User Manual...
  • Page 156 Measurement results From the top: G Positive peak AM value G Negative peak AM value G Total AM value = (peak-peak AM value) / 2 Modulation factor variation Figure 3- 33: AM demod measurement 3- 36 RSA2203A & RSA2208A User Manual...
  • Page 157 G Peak-to-peak frequency deviation G (Peak-to-peak frequency deviation) / 2 G Positive peak frequency deviation G Negative peak frequency deviation G RMS frequency deviation Frequency deviation variation Figure 3- 34: FM demod measurement 3- 37 RSA2203A & RSA2208A User Manual...
  • Page 158 Overview: Power versus Time Subview: Spectrum Main view: Phase deviation variation Figure 3- 35: PM demod measurement You can select degree or radian for the angular unit by pressing SYSTEM → Instrument Setup...→ Angular Units. 3- 38 RSA2203A & RSA2208A User Manual...
  • Page 159 The IQ level measurement has no Meas Setup menu items. Overview: Power versus Time Subview: Spectrum Main view: I/Q voltage versus Time (I and Q are indicated in yellow and green, respectively) Figure 3- 36: IQ versus time measurement 3- 39 RSA2203A & RSA2208A User Manual...
  • Page 160 The pulse spectrum measurement has no Meas Setup menu items. Overview: Power versus Time Subview: Spectrum Main view: Pulse spectrum (FFT for the analysis range specified in the overview) Figure 3- 37: Pulse spectrum measurement 3- 40 RSA2203A & RSA2208A User Manual...

  • Page 161: Time Analysis (Time Mode)

    The measurement screen layout in the time analysis (Time mode) is the same as in the modulation analysis (Demod mode). Refer to Measurement Screen Layout on page 3- -28 for the view functions, setting an analysis range, and changing the view content. 3- 41 RSA2203A & RSA2208A User Manual...

  • Page 162: Time Variation Measurement

    The following pages show the examples for each measurement item. Refer to page 3- -121 for information about setting scale and formatting each view. Refer to page 3- -32 for information about changing the overview. 3- 42 RSA2203A & RSA2208A User Manual...
  • Page 163 I/Q voltage versus time. I and Q are indicated in yellow and green, respectively. Overview: Power versus Time Subview: Spectrum Main view: I/Q voltage vs. Time (I and Q waveform are displayed in yellow and green, respectively) Figure 3- 39: IQ versus Time measurement 3- 43 RSA2203A & RSA2208A User Manual...
  • Page 164 Observes signal power change over time. Figure 3- -40 shows an example. The Measurement main view displays power level versus time. Overview: Power versus Time Subview: Spectrum Main view: Power versus Time Figure 3- 40: Power variance measurement 3- 44 RSA2203A & RSA2208A User Manual...
  • Page 165 Observes signal frequency change over time. Figure 3- -41 shows an example. Measurement The main view displays the frequency deviation from the center frequency versus time. Overview: Power versus Time Subview: Spectrum Main view: Frequency deviation versus Time Figure 3- 41: Frequency measurement 3- 45 RSA2203A & RSA2208A User Manual...

  • Page 166: Ccdf Measurement

    1. Measure the amplitude of the input signal over time. 2. Determine the amplitude distribution. 3. Obtain CCDF using the above formula. Amplitude CCDF Max. Crest factor Average Time Amplitude Amplitude (Average) Average Max. Figure 3- 42: CCDF calculation process 3- 46 RSA2203A & RSA2208A User Manual...
  • Page 167 MEAS SETUP key on the front panel. Single Acquisition. In single acquisition mode, you can set the total number of accumulated data points with TRACE/AVG → Maximum Points, ranging from 2048 to 10 3- 47 RSA2203A & RSA2208A User Manual...
  • Page 168 CCDF Scale. Sets the full-scale of the horizontal axis of CCDF graph display when CCDF Auto Scaling is Off. Range: 1 to 100 dB. Threshold. Sets the threshold which defines the samples to be included in the CCDF calculation. Range: - -250 to 130 dBm. 3- 48 RSA2203A & RSA2208A User Manual...
  • Page 169 Gaussian line (blue) Reference line (red) Vertical line at the crest factor Measurement results CCDF values in G Peak amplitude the CCDF curve G Average amplitude G Crest factor Figure 3- 43: CCDF single view 3- 49 RSA2203A & RSA2208A User Manual...
  • Page 170 Figure 3- -44 shows an example of the CCDF multi-view. Overview: Power versus Time Subview: Spectrum Maximum value (red line) Average (blue line) Peak amplitude Average amplitude Crest factor CCDF measurement results Main view: CCDF Figure 3- 44: CCDF multi-view 3- 50 RSA2203A & RSA2208A User Manual...

  • Page 171: Pulse Measurements

    S/A (Spectrum Analysis) mode. Channel Power page 3- -5 page 3- -11 page 3- -14 The frequency deviation measurement is based on the Frequency versus Time measurement in the Transient mode. Refer to page 3- -45. 3- 51 RSA2203A & RSA2208A User Manual...
  • Page 172 You can set it by using Detection Threshold in the Meas Setup menu (refer to page 3- -58). Pulse-on The maximum peak Threshold Pulse-off Figure 3- 46: Definition of pulse-on/off 3- 52 RSA2203A & RSA2208A User Manual...
  • Page 173 By default, only the pulse-width measurement result is displayed on screen. 7. Press the MEAS SETUP key on the front panel to set the measurement parameters. Refer to page 3- -58 for the Meas Setup menu. 3- 53 RSA2203A & RSA2208A User Manual...
  • Page 174 In this case, change the span. H Message: Too long repetition interval. Indicates that the number of data samples of a pulse repetition interval exceeds about 260,000. In this case, change the span. 3- 54 RSA2203A & RSA2208A User Manual...
  • Page 175 View Results For... described below. 0 (zero) represents the most current pulse while larger negative numbers represent subsequent pulses. NOTE. The main view shows the measurement results for up to 1000 pulses (the pulse number of - -999 to 0). 3- 55 RSA2203A & RSA2208A User Manual...
  • Page 176 H Adaptive. Default. Adjusts the horizontal scale for each pulse to fit the pulse width to the subview. H Max. Adjusts the horizontal scale to fit the maximum pulse width in the analysis range to the subview. 3- 56 RSA2203A & RSA2208A User Manual...
  • Page 177 The measurement result highlighted in the main view is displayed in the subview with the waveform Pulse index Select the displayed items with Displayed Measurement... Figure 3- 48: Setting the View Define menu 3- 57 RSA2203A & RSA2208A User Manual...
  • Page 178 Filter Bandwidth. Sets the bandwidth for the Gaussian measurement filter. Range: Span/10 to full span (default: 3.6 MHz) Filter Parameter. Sets the α/BT value for the Gaussian measurement filter. Range: 0.0001 to 1.0 (default: 0.35) 3- 58 RSA2203A & RSA2208A User Manual...
  • Page 179 (bold lines in Figure 3- -49 on page 3- -60) indicating the measurement points. Also, the pulse detection threshold (MEAS SETUP → Detection Threshold) is shown with the green arrow. These guidelines can be turned on or off by VIEW: DEFINE → Guidelines. 3- 59 RSA2203A & RSA2208A User Manual...
  • Page 180 The green arrow indicates the pulse detection threshold (MEAS SETUP → Detection Threshold) Pulse ripple Repetition interval On/Off ratio Pulse-pulse phase Channel power Duty cycle Frequency deviation Figure 3- 49: Waveform display in the subview 3- 60 RSA2203A & RSA2208A User Manual...

  • Page 181: Setting Frequency And Span

    This section describes frequency and span, which are fundamental settings for observing the spectrum. These items are set using the general purpose knob and the numeric input keypad. You can also use the marker peak search function to set frequency. 3- 61 RSA2203A & RSA2208A User Manual...

  • Page 182: Frequency And Span Setting Menu

    Channel Table... menu item. Channel Table... Selects a communication standard to load the channel table. Select a channel number with the Channel menu item. For using the channel tables, refer to page 3- -64. 3- 62 RSA2203A & RSA2208A User Manual...
  • Page 183 Start Freq. Same as Start Freq on page 3- -62. Stop Freq. Same as Stop Freq on page 3- -62. Span Start Freq Center Freq Stop Freq Figure 3- 50: Setting frequency and span 3- 63 RSA2203A & RSA2208A User Manual...

  • Page 184: Using The Channel Table

    FL: Forward link; RL: Reverse link; UL: Uplink; DL: Downlink 3. Press the Channel side key and select a channel number. For example, when selecting channel 10551 in the W-CDMA downlink table, the center frequency is automatically set to 2.1102 GHz. 3- 64 RSA2203A & RSA2208A User Manual...

  • Page 185: Using The Marker And Peak Search

    Refer to Setting the Analysis Range on page 3- -29 for details. In the overview of spectrogram or the subview of spectrum, you can use the Center Freq = Marker Freq side key as in the S/A mode described above. 3- 65 RSA2203A & RSA2208A User Manual...

  • Page 186: Frequency Setting Range

    DC to 20 MHz 50 Hz to 20 MHz (1-1.2-1.5-2-2.5-3-4-5-6-8 sequence) (RSA2203A) 10 MHz to 3 GHz (RSA2208A) 10 MHz to 3.5 GHz 50 H t 3 GH (1 1 2 1 5 2 2 5 3 4 5 6 8 50 Hz to 3 GHz (1-1.2-1.5-2-2.5-3-4-5-6-8 sequence)
  • Page 187 Center frequency A part of the trace is not displayed in these two settings: Not displayed Set span Center frequency Not displayed Set span Figure 3- 52: Relationship between the frequency and span settings 3- 67 RSA2203A & RSA2208A User Manual...

  • Page 188: Vector Span

    Physical frame (Scan data) Logical frame (Display data) Frame 0 Frame 1 Frame 2 Frame 0 Frame N Frame 0 Frame 1 Frame 2 Frame 1 Frame N Figure 3- 53: Vector mode and scalar mode 3- 68 RSA2203A & RSA2208A User Manual...

  • Page 189: Setting Amplitude

    Ref Level Auto Level RF Atten/Mixer Auto / RfAtt / Mixer RF Att ( RF Atten/Mixer = Rf Att) Mixer Level (RF Atten/Mixer = Mixer) Corrections... Amplitude Offset Figure 3- 54: Amplitude menu structure 3- 69 RSA2203A & RSA2208A User Manual...

  • Page 190: Table 3- 5: Reference Level Setting Range

    Setting range Baseband (Option 05) - - 30 to +20 dBm (2 dB step) RF (RSA2203A) / RF1 (RSA2208A) - - 51 to +30 dBm (1 dB step) RF2, 3 (RSA2208A) - - 50 to +30 dBm (1 dB step) Auto Level.

  • Page 191: Table 3- 6: Rf Attenuation Level Setting

    Use the default value in most cases. This level can be increased up to - -5 dBm when a high dynamic range is required for measurements such as the ACPR (Adjacent Channel Leakage Power Ratio) measurement. 3- 71 RSA2203A & RSA2208A User Manual...

  • Page 192: Table 3- 8: Vertical Scale Setting Range

    Use the Vertical Units side key to select the unit. 6. To apply amplitude correction, press the Corrections... side key to set the parameters. Refer to Amplitude Correction on page 3- -74 for details. 3- 72 RSA2203A & RSA2208A User Manual...

  • Page 193: Over-Voltage Input

    “A/D OVERFLOW” may be displayed for a moment and then turned off immediately. When a single high-level signal is applied under a setting using one physical frame in one scan, the same phenomenon may be observed. 3- 73 RSA2203A & RSA2208A User Manual...

  • Page 194: Amplitude Correction

    Corrected display Amplitude +20 dB - -60dBm correction Input signal - - 20 dB - - 80 dBm - -80dBm Preamplifier 1 GHz 1 GHz 1 GHz Figure 3- 57: The amplitude correction concept 3- 74 RSA2203A & RSA2208A User Manual...
  • Page 195 H Ampl Interpolation. Selects the vertical scale for interpolating correction data: Linear or dB. Load Table. Reads an amplitude correction table from a file. Save Table. Writes a created correction table to a file. 3- 75 RSA2203A & RSA2208A User Manual...
  • Page 196 = (Input waveform) - - (Correction value) Correction Display range 10 dB value Linear 5 dB interpolation 0 dB Frequency 10 MHz 100 MHz 1 GHz Correction range Figure 3- 58: Amplitude correction example 3- 76 RSA2203A & RSA2208A User Manual...
  • Page 197 H Do not use a space in a numeric value; however, you can space before and after “=”. Correct: 10M = 10 (A space is inserted before and after “=”.) Incorrect: 10 M=10 (A space is inserted between “10” and “M”.) 3- 77 RSA2203A & RSA2208A User Manual...
  • Page 198 Repeat step c to enter the frequency and amplitude correction values for all points. e. Press the Done Editing Table side key. The input is accepted and a new row is added. 3- 78 RSA2203A & RSA2208A User Manual...
  • Page 199 H To delete a row, press the Delete Point side key. H To delete all data in the table, press the Clear Table side key. 7. Repeat steps 5 through 6 as needed. 3- 79 RSA2203A & RSA2208A User Manual...
  • Page 200 Press the Corrections... side key. c. Press the Save Table side key to specify the save file. Refer to page 3- -155 for file handling. For information about performing amplitude correction, refer to page 3- -82. 3- 80 RSA2203A & RSA2208A User Manual...
  • Page 201 AMPLITUDE → Corrections...→ Frequency Offset menu item. Correction range specified Correction range after the in the correction table frequency offset Frequency 1 GHz 2 GHz Frequency offset (1 GHz in this example) Figure 3- 61: Frequency offset 3- 81 RSA2203A & RSA2208A User Manual...
  • Page 202 The analyzer automatically saves the correction data in use when it is powered down. The data will be erased when you press these keys: H AMPLITUDE → Corrections...→ Edit Table...→ Clear Table H PRESET 3- 82 RSA2203A & RSA2208A User Manual...

  • Page 203: Setting Timing Parameters

    Analysis Length Analysis Offset Frequency Center Frequency Width DEMOD and Time modes Acquisition Length Acquisition History Spectrum Length Spectrum Offset Analysis Length Analysis Offset Output Trigger Indicator Figure 3- 63: Timing menu structure 3- 83 RSA2203A & RSA2208A User Manual...
  • Page 204 (“O”) on the overview. Refer to Trigger Point Indicator on page 3- -99. For procedures to set these parameters, refer to Setting the Analysis Range on page 3- -29 and Setting FFT Processing Range for the Subview on page 3- -31. 3- 84 RSA2203A & RSA2208A User Manual...
  • Page 205 Acquisition Length. Same as in the Demod and Time modes. Spectrum Offset. Specifies the number of the frame in the spectrogram to display the spectrum. The latest frame is number zero. Older frames have larger negative numbers. 3- 85 RSA2203A & RSA2208A User Manual...
  • Page 206 Frequency Width. Sets the frequency width of the analysis area. Trigger output point Frequency Analysis Offset Time Analysis area Analysis Length Frequency Width Frequency Center Figure 3- 65: Timing parameters in the zoom mode 3- 86 RSA2203A & RSA2208A User Manual...

  • Page 207: Seamless Acquisition

    When the span is set greater than 10 MHz, one display frame is reproduced from multiple acquired frames and the frame cycle becomes meaningless. Refer to Vector Span on page 3- -68 for details. 3- 87 RSA2203A & RSA2208A User Manual...
  • Page 208 Setting Timing Parameters 3- 88 RSA2203A & RSA2208A User Manual...

  • Page 209: Trigger

    A “T” mark (with “O” optionally) indicating a trigger point is displayed on the overview in the Demod and Time modes. Refer to page 3- -99 for information about displaying the trigger point. 3- 89 RSA2203A & RSA2208A User Manual...

  • Page 210: Trigger Menu

    On / Off Save Count Save Count Limit Source = Level Level Position Source = External Rise / Fall / Rise and Fall / Fall and Rise Slope... Position Figure 3- 68: Trigger menu structure 3- 90 RSA2203A & RSA2208A User Manual...

  • Page 211: Table 3- 9: How To Acquire A Waveform

    Press this key again to stop acquisition. Single Press RUN/STOP to acquire one waveform. Triggered Continuous Press RUN/STOP to acquire data every trigger event. Single Press RUN/STOP to acquire one waveform every trigger event. 3- 91 RSA2203A & RSA2208A User Manual...
  • Page 212 Range: 1 to 100% in 1% step (100% means full scale of the internal A/D output) For the external trigger, the trigger level is fixed internally. For specifications of the external trigger, refer to page A- -10. 3- 92 RSA2203A & RSA2208A User Manual...
  • Page 213 For example, if you set the trigger position to 50%, the trigger occurs at the center of the block, as shown in Figure 3- -70. Range: 0 to 100% in 1% step. 1 block Time Position setting Trigger occurs Acquisition completed Figure 3- 70: Trigger position 3- 93 RSA2203A & RSA2208A User Manual...
  • Page 214 Triggered / Single Data acquisition Display Data acquisition Display … Time Press the Trigger Press the Trigger RUN/STOP key RUN/STOP key Figure 3- 71: Acquiring and displaying data by Trigger and Repeat modes 3- 94 RSA2203A & RSA2208A User Manual...
  • Page 215 Save Count Limit. Sets a limit on the number of times that data is saved. This setting is enabled when the above-mentioned Save Count is On. Setting range: 1 to 16383 (default: 100) 3- 95 RSA2203A & RSA2208A User Manual...

  • Page 216: If Trigger

    - -5 - -10 - -15 Amplitude (dB) - -20 - -25 - -30 - -35 - -40 Trigger level (%) Figure 3- 72: Trigger level vs. Amplitude (reference level = +3 dBm) 3- 96 RSA2203A & RSA2208A User Manual...

  • Page 217: Table A- -5: Amplitude

    Figure B: Added waveform of 1 Hz, 3 Hz, and 5 Hz sine waves Amplitude 9 10 Frequency (Hz) Figure C: Spectrum of Figure B Figure 3- 73: Waveforms in time domain and in frequency domain 3- 97 RSA2203A & RSA2208A User Manual...
  • Page 218 1 MHz of span activates the IF trigger even if no signal exceeds the trigger level within the range of 1 MHz of span. Trigger level 15 MHz (IF trigger detection range) 1 MHz span Figure 3- 74: IF trigger detection range 3- 98 RSA2203A & RSA2208A User Manual...

  • Page 219: Trigger Point Indicator

    To connect the trigger output to other instruments, use the TRIG OUT connector on the rear panel (see Rear Panel on page 2- -4). The output specification is: H level >2.0 V, L level <0.4V, and output current <1 mA. 3- 99 RSA2203A & RSA2208A User Manual...
  • Page 220 Trigger 3- 100 RSA2203A & RSA2208A User Manual...

  • Page 221: Fft And Rbw

    S FFT start point S Roll-off ratio * FFT points is normally set automatically with the RBW setting. RBW is normally set automatically with the span setting. Figure 3- 76: FFT and RBW process 3- 101 RSA2203A & RSA2208A User Manual...

  • Page 222: Rbw/Fft Menu

    FFT Window... side keys. The result of FFT processing is displayed as is, without RBW processing. When RBW/FFT is set to Man. RBW. Sets RBW when Man is selected in RBW/FFT. Range: 2 kHz to 2 MHz (the default is 80 kHz) 3- 102 RSA2203A & RSA2208A User Manual...
  • Page 223 (see Figure 3- -78). Frequency domain data Time domain data after A/D conversion Measurement and display When RBW/FFT is set to FFT Figure 3- 78: Process flow when RBW/FFT = FFT 3- 103 RSA2203A & RSA2208A User Manual...
  • Page 224 For the window type, refer to Table 3- -11 on page 3- -108. The default is Blackman-Harris 4B. Time-domain data Time Frame 1 Frame 2 Frame 3 S S S Start Point Overlap 1024 points Figure 3- 79: FFT overlap 3- 104 RSA2203A & RSA2208A User Manual...

  • Page 225: Fft Points

    Increasing the number of FFT points causes the noise floor to go down and occasionally display spurious signals. Spurious signal Figure 3- 80: Generating spurious signals by increasing the number of FFT points 3- 105 RSA2203A & RSA2208A User Manual...

  • Page 226: Fft Window

    Hanning. different. Blackman-Harris H Suitable for amplitude measurement but not H Signal that has one-frequency ruling when a high suitable for frequency measurement. order harmonic is detected. 3- 106 RSA2203A & RSA2208A User Manual...
  • Page 227 For ordinal measurements, select the window capable of separating the desired frequency component. Such a window maximizes the accuracy of measuring amplitude levels and minimizes leakage error while separating each frequency component. 3- 107 RSA2203A & RSA2208A User Manual...

  • Page 228: Table 3- 11: Fft Window And Bandpass Filter

    --- 60 --- 80 --- 100 --- 120 Blackman-Harris 0 dB 4 sample B type --- 20 (Default) --- 40 1.898 - - 92 dB 2.004353 --- 60 --- 80 --- 100 --- 120 3- 108 RSA2203A & RSA2208A User Manual...
  • Page 229 0 dB --- 20 1.15 - - 21 dB 1.197677 --- 40 --- 60 --- 80 Sine Lobe 0 dB --- 20 1.186 - - 23 dB 1.233702 --- 40 --- 60 --- 80 3- 109 RSA2203A & RSA2208A User Manual...
  • Page 230 Flat Top 0 dB --- 20 --- 40 3.182 - - 51 dB 3.196927 --- 60 --- 80 --- 100 Rectangular 0 dB --- 20 0.886 - - 13 dB --- 40 --- 60 3- 110 RSA2203A & RSA2208A User Manual...

  • Page 231: Trace Comparison Display And Average Function

    Figure 3- 82: Comparison display of Trace 1 and 2 The main topics in this section are: H Trace/Avg menu H Displaying Trace 1 and 2 H Averaging waveform H Saving/Loading waveform data H Trace compression display 3- 111 RSA2203A & RSA2208A User Manual...

  • Page 232: Trace/Avg Menu

    Select Trace. Selects the trace to control: trace 1 or 2. Trace 1/2. Controls the selected trace. H On. Turns on the selected trace. H Freeze. Freezes display of the selected trace. H Off. Turns off the selected trace. 3- 112 RSA2203A & RSA2208A User Manual...

  • Page 233: Table 3- 12: Averaging Method

    H Min. Displays the minimum value of data corresponding to each pixel. The analyzer performs RMS detection using the linear A/D converter regardless of the Display Detection setting. Refer to page 3- -118 for details on compression of waveform display data. 3- 113 RSA2203A & RSA2208A User Manual...

  • Page 234: Displaying Trace 1 And 2

    4. Press the Trace 1 (or 2) Type... side key to select the trace type: Normal, Average, MaxHold or MinHold (refer to Trace 1/2 Type on page 3- -113). 5. Repeat steps 2 through 4 for Trace 1 and 2. 3- 114 RSA2203A & RSA2208A User Manual...

  • Page 235: Averaging The Waveform

    : n ≧ 2 n–1 , Min Hold. Displays only the minimum value at each data point. X(p) = x(p) for : n = 1 X(p) = min(X(p) x(p) for : n ≧ 2 n–1 , 3- 115 RSA2203A & RSA2208A User Manual...
  • Page 236 Selects the display method. Trace 1 (or 2) Type Selects the trace type (Average here). Number of Averages Sets how many traces are accumulated. Reset Average Restart averaging. Figure 3- 84: Displaying an averaged waveform 3- 116 RSA2203A & RSA2208A User Manual...
  • Page 237 Max Hold waveform. Trace 2: averaged waveform (This figure shows an example of Max Hold) Trace 1: ordinary spectrum waveform (This figure shows an example of a digitally- modulated signal) Figure 3- 85: Compared display 3- 117 RSA2203A & RSA2208A User Manual...

  • Page 238: Saving/Loading Waveform Data

    Valid data are called “bin”. The number of bins depends on the span as shown in Table 3- -13. Table 3- 13: Number of bins (FFT points: 1024) Span Number of bins 2 MHz or less 5 MHz 10 MHz 20 MHz (Baseband only) 3- 118 RSA2203A & RSA2208A User Manual...
  • Page 239 3. Press the Display Detection... side key and select Max, Min, or Max-Min. NOTE. Display Detection determines how to deal with data between spectrum display points. The analyzer performs RMS detection using the linear A/D converter regardless of the Display Detection setting. 3- 119 RSA2203A & RSA2208A User Manual...
  • Page 240 Pixel data on screen Max-Min Acquired data points Acquires the minimum and maximum values of data points corresponding to each pixel. Pixel data on screen Figure 3- 87: Compression method for displaying the waveform 3- 120 RSA2203A & RSA2208A User Manual...

  • Page 241: Setting Views

    Sets the horizontal and vertical axes for the view selected with the SELECT key. VIEW: SELECT VIEW: DEFINE selects a view defines the view VIEW: SCALE scales the view Figure 3- 88: View keys 3- 121 RSA2203A & RSA2208A User Manual...

  • Page 242: Basic Procedure

    Press the VIEW: DEFINE key. b. Press the Show Views side key to select Multi. Refer to page 3- -32 for information about changing the overview and the subview using the Define menu. 3- 122 RSA2203A & RSA2208A User Manual...

  • Page 243: Spectrum View Setting

    Vertical Stop. Sets the maximum value (top) of the vertical axis. Full Scale. Sets the scale of the vertical axis to the default full-scale value. Vertical Stop Vertical Scale Horizontal Scale Horizontal Start Figure 3- 89: Setting the scale in spectrum view 3- 123 RSA2203A & RSA2208A User Manual...

  • Page 244: Spectrogram View Setting

    Step to Analysis Window. Vertical Start is automatically set so that the frame analyzed and displayed in the main view appears on the spectrogram. Step to Trigger. Vertical Start is automatically set so that the frame at the trigger position appears on the spectrogram. 3- 124 RSA2203A & RSA2208A User Manual...
  • Page 245 Setting Views Color Stop Color Scale Vertical Size Vertical Start Horizontal Scale Horizontal Start Figure 3- 90: Scale and format settings in spectrogram view 3- 125 RSA2203A & RSA2208A User Manual...

  • Page 246: Time Domain View Setting

    FM frequency deviation, PM phase deviation, or IQ voltage. Sets the center value ((maximum + minimum) / 2) of the vertical axis. Full Scale. Sets the scale of the vertical axis to the default full-scale value. 3- 126 RSA2203A & RSA2208A User Manual...
  • Page 247 Vertical axis: AM modulation factor, FM frequency deviation, PM phase deviation, or IQ level (AM modulation factor shown) Vertical Offset Vertical Scale Horizontal Scale Horizontal Start Figure 3- 91: Setting the scale in time domain view 3- 127 RSA2203A & RSA2208A User Manual...

  • Page 248: Ccdf View Setting

    Full Scale. Sets the scale of the vertical axis to the default full-scale value. Sub Grid. Time mode only. Determines whether to display the sub-grid. Vertical Stop Vertical Start Horizontal Scale Horizontal Start Figure 3- 92: Setting the scale in CCDF view 3- 128 RSA2203A & RSA2208A User Manual...

  • Page 249: Display Line

    NOTE. The display line is available only in the S/A (spectrum analysis) mode. Vertical line Horizontal line Figure 3- 93: Display line This section provides these two topics: H Display Line Operation (Other than Real Time S/A) H Multi Display Lines (Real Time S/A Only) 3- 129 RSA2203A & RSA2208A User Manual...

  • Page 250: Display Line Operation (Other Than Real Time S/A)

    Line 1. Sets the position of the first line. Line 2. Sets the position of the second line. Delta. Sets the difference between the first line and the second: (Value of Line 2) - - (Value of Line 1) 3- 130 RSA2203A & RSA2208A User Manual...
  • Page 251 (value of Delta) = (value of line 2) - - (value of line 1) H To turn off the horizontal line: Press the Number Of Line side key to select None. Values at line positions Horizontal line (Dual) Figure 3- 95: Two horizontal lines 3- 131 RSA2203A & RSA2208A User Manual...
  • Page 252 (value of Delta) = (value of line 2) - - (value of line 1) H To turn off the vertical line: Press the Number Of Line side key to select None. Figure 3- 96: Two horizontal and two vertical lines 3- 132 RSA2203A & RSA2208A User Manual...

  • Page 253: Multi Display Lines (Real Time S/A Only)

    Amplitude reference line (red) Amplitude display lines (blue) Lines readout Time display lines (blue) Time reference line (red) Frequency reference line (red) Frequency display lines (blue) Figure 3- 97: Multi display lines (Real Time S/A mode) 3- 133 RSA2203A & RSA2208A User Manual...
  • Page 254 Time Line Time Line Offset Time Line Interval Frequency Line Off / On Frequency Line Offset Frequency Line Interval View Lines Readout Off / On Figure 3- 98: Lines menu structure (Real Time S/A) 3- 134 RSA2203A & RSA2208A User Manual...
  • Page 255 Range: 0 second minimum. The maximum value depends on acquired data quantity. The other menu items (Frequency Line, Frequency Line Offset, Frequency Line Interval, and View Lines Readout) are the same as the spectrum view. 3- 135 RSA2203A & RSA2208A User Manual...
  • Page 256 Display Line 3- 136 RSA2203A & RSA2208A User Manual...

  • Page 257: Marker Operation And Peak Search

    Two markers (called Marker 1 and 2) indicated by “V” and “Z” move on a waveform. “V” and “Z” represent an active and a fixed marker, respectively. They are used to measure relative values. 3- 137 RSA2203A & RSA2208A User Manual...

  • Page 258: Markers Menu

    Demod and Time (Transient) modes only Peak Search Hor. Threshold Reference Cursor to Trigger Reference Cursor to Trigger Output Time (CCDF) mode only Peak Search Hor. Threshold Figure 3- 100: Markers menu structure 3- 138 RSA2203A & RSA2208A User Manual...
  • Page 259 The definition of “next” can be set in the Marker Setup menu, using Peak Search Freq. Threshold or Hor. Threshold. Refer to Setting the Minimum Jump of the Marker on page 3- -147. 3- 139 RSA2203A & RSA2208A User Manual...
  • Page 260 Reference Cursor to Trigger Output. Demod and Time modes only. Enables the reference cursor at the same position as the trigger output in the overview. 3- 140 RSA2203A & RSA2208A User Manual...

  • Page 261: Using Markers

    Marker 1 numeric keypad. Markers Enables one, two, or no markers. Single is selected, enabling marker 1 only. Figure 3- 101: Measurement with a single marker 3- 141 RSA2203A & RSA2208A User Manual...
  • Page 262 = (Marker 1 readout) - - (Marker 2 readout) Select Marker Selects the active marker. Markers Marker 1 Here selects Delta to enable Marker 1 and 2. Marker 2 Figure 3- 102: Using the delta marker to take measurements 3- 142 RSA2203A & RSA2208A User Manual...
  • Page 263 Marker 1 Marker 2 Reference Cursor to Marker X Enables the reference cursor. Reference Cursor Off Turns off the reference cursor. Reference cursor Figure 3- 103: Measurement with the reference cursor 3- 143 RSA2203A & RSA2208A User Manual...
  • Page 264 The marker moves to another trace Assign Marker X to Trace with the same horizontal position. Selects the trace to place the marker. Trace 1 Trace 2 Figure 3- 104: Changing the Trace 3- 144 RSA2203A & RSA2208A User Manual...
  • Page 265 Conversely, if you move the marker on the spectrogram to the left, the marker on the spectrum moves to the left. Markers interlock Figure 3- 105: Interlocked markers 3- 145 RSA2203A & RSA2208A User Manual...

  • Page 266: Peak Search

    Moves the marker higher in amplitude to Moves the marker lower in amplitude to the next signal. the next signal. Figure 3- 106: Functions of the peak search keys 3- 146 RSA2203A & RSA2208A User Manual...
  • Page 267 3. Press either of the following side keys depending on the measurement mode and then set the minimum jump: H Peak Search Freq. Threshold in the S/A mode H Peak Search Hor. Threshold in the Demod and Time modes 3- 147 RSA2203A & RSA2208A User Manual...
  • Page 268 Marker Operation and Peak Search 3- 148 RSA2203A & RSA2208A User Manual...

  • Page 269: Using The Online Help

    H View Front Panel Button Help. Provides descriptions of the front-panel keys. H View Online User Manual. Displays the analyzer user manual, formatted for online use. H View Online Programmer Manual. Displays the analyzer programmer manual, formatted for online use. 3- 149 RSA2203A & RSA2208A User Manual...
  • Page 270 Manual: Using the front panel keys listed in Table 3- -14, select the topic from the contents window on screen (see Figure 3- -109). The key functions are different in the contents (left) window than in the descrip- tions (right) window. 3- 150 RSA2203A & RSA2208A User Manual...

  • Page 271: Table 3- 14: Front Panel Keys For Online Help

    ENTER Accepts the selection and displays the corresponding content. Select the topic from the contents. Figure 3- 109: Online user manual 4. To exit the help system, press the Cancel-Back (top) side key. 3- 151 RSA2203A & RSA2208A User Manual...

  • Page 272: Using A Mouse And Keyboard

    Refer to Side-Panel Interface on page 2- -5 on connecting a USB mouse and keyboard to the analyzer. Enter a search word with the keyboard Figure 3- 110: Word search using the keyboard 3- 152 RSA2203A & RSA2208A User Manual...

  • Page 273: Selecting Input Source

    H Ext. Uses the 10 MHz sine wave of - -10 to +6 dBm from the REF IN connector on the rear panel when you want to synchronize the analyzer with other instrument(s). The reference clock is available from the REF OUT connector on the rear panel. 3- 153 RSA2203A & RSA2208A User Manual...
  • Page 274 Selecting Input Source 3- 154 RSA2203A & RSA2208A User Manual...

  • Page 275: File Operations

    A file used in the S/A (Spectrum Analysis) mode to save an amplitude correction table. The data in this file is loaded when the amplitude correction is performed. Refer to page 3- -74 for the amplitude correction. 3- 155 RSA2203A & RSA2208A User Manual...

  • Page 276: Load/Save Menu

    IQData for an IQ data file All Blocks / Current Block / Current Area Save Data... Trace for a trace file Corr for a correction file Bitmap for a bitmap file Figure 3- 112: Load/Save menu structure 3- 156 RSA2203A & RSA2208A User Manual...
  • Page 277 Save Trace 1. Saves data for Trace 1 of a graph. Save Trace 2. Saves data for Trace 2 of a graph. Save Correction. Saves a correction table of Frequency/Amplitude pairs used for adjusting amplitude values. 3- 157 RSA2203A & RSA2208A User Manual...

  • Page 278: Saving And Loading Files

    All Blocks Data of all blocks Current Block Data of the block currently displayed Current Area Data currently shown in the main view 3. To enter a new file name, skip to step 5. 3- 158 RSA2203A & RSA2208A User Manual...

  • Page 279: Table 3- 16: Preset File Names

    TraceA, TraceB, TraceC Correction (.cor) CorrA, CorrB, CorrC The data is saved to the file with that name in the C:\My Documents folder. The file extension is automatically added according to the file type. 3- 159 RSA2203A & RSA2208A User Manual...
  • Page 280 After selecting the folder, press the Done side key to accept it. The list of files in the selected folder appears, displaying only files with the same extension as the file to be stored. 3- 160 RSA2203A & RSA2208A User Manual...
  • Page 281 The data is saved to the specified file. Filename Enters a file name. Save File Now Stores the data to the specified file. Folder... Shows the selected directory (“C:\My Documents” here). Figure 3- 115: Save to File menu 3- 161 RSA2203A & RSA2208A User Manual...

  • Page 282: Table 3- 17: File Load Operation

    “File name not found” appears on the bottom left of the screen. Loads data from the preset file (trace file in this example) Figure 3- 116: Load from the preset file (lower right of the screen) 3- 162 RSA2203A & RSA2208A User Manual...
  • Page 283 Therefore, when you save all the blocks to a file and then load the file, the waveform does not appear at first. If you have acquired multiple blocks, select an old block to display the waveform. 3- 163 RSA2203A & RSA2208A User Manual...

  • Page 284: Entering A File Name

    Deletes a character just before the cursor. These keys are not available for entering a file name. Enter/Next key Accepts the input character. CAPS LOCK key (+ and - - are not available) Figure 3- 118: Alphanumeric keypad 3- 164 RSA2203A & RSA2208A User Manual...
  • Page 285 If you want to restart from the beginning, press the Cancel - Back (top) side key. You can also move the insertion cursor using the general purpose knob or up/down keys. 3- 165 RSA2203A & RSA2208A User Manual...

  • Page 286: Deleting A File

    You can make or delete a directory using Windows, but not using the analyzer menu. Refer to page 2- -26 for information about using Windows on the analyzer. Refer to Windows documentation for additional information about operating Windows. 3- 166 RSA2203A & RSA2208A User Manual...

  • Page 287: File Format

    If you examine the file size and find the date and time at the end, use them in place of DateTime in the file header. Refer to DateTime on page 3- -170 for the format of date and time. 3- 167 RSA2203A & RSA2208A User Manual...
  • Page 288 In the preceding example: Number of bytes of the file header = 1 + 4 + 0416 = 421 The number of bytes is therefore 421. Data starts from the 422 byte. 3- 168 RSA2203A & RSA2208A User Manual...
  • Page 289 It is necessary only when the analyzer reloads the data. MemoryMode. Shows the memory mode that was set when the analyzer acquired the data. It is necessary only when the analyzer reloads the data. 3- 169 RSA2203A & RSA2208A User Manual...
  • Page 290 100 MHz. MultiAddr. Shows the last frame address in the multi-frame mode. The range is 0 to MultiFrames - -1. MultiFrames - -1 indicates that the data ends just at the end of scans. 3- 170 RSA2203A & RSA2208A User Manual...
  • Page 291 { short reserved1; short validA; short validP; short validI; short validQ; short bins; short reserved2; short triggered; short overLoad; short lastFrame; unsigned long ticks; Descriptions of the frame header items follow. 3- 171 RSA2203A & RSA2208A User Manual...

  • Page 292: Table 3- -18: Combinations Of Valida, P, I And

    H 0. Indicates that the frame is not the last in the block. H - -1. Indicates that the frame is the last in the block. unsigned long ticks. Shows a time stamp using UnitPeriod in the file header (not FramePeriod) as a unit time. 3- 172 RSA2203A & RSA2208A User Manual...

  • Page 293: Table A- -8: Acquisition

    = i - - IOffset q = q - - QOffset IQScale = Sqrt(Power(10, (GainOffset + MaxInputLevel + LevelOffset) / 10) / 20 * 2) I = i * IQScale [V] Q = q * IQScale [V] 3- 173 RSA2203A & RSA2208A User Manual...
  • Page 294 Definition of Bin. The bin is defined by the following structure: struct apBin_st { short a; short p; Definition of Frame. The frame is defined by the following structure: struct apFrame1024_st { struct apBin_st ap[1024]; 3- 174 RSA2203A & RSA2208A User Manual...

  • Page 295: Trace File Format

    - - 96.7588947616 - - 98.5946571418 - - 101.68696219 - - 97.8503895777 Data block - - 100.806522438 - - 100.274828469 - - 95.8906131833 - - 97.9340093534 - - 101.366985559 Figure 3- 123: Trace file example 3- 175 RSA2203A & RSA2208A User Manual...
  • Page 296 RBW (Resolution Bandwidth) when setting RBW parameters. YMiddleUnit. Represents the unit of the vertical axis scale. Specify dB when YUnit is dBm. For all other values of YUnit, the YUnit value is used. 3- 176 RSA2203A & RSA2208A User Manual...
  • Page 297 0. Mask Value. The mask value represents whether to display the data. H 0. Indicates that the data is displayed. H - -1. Indicates that the data is not displayed. 3- 177 RSA2203A & RSA2208A User Manual...
  • Page 298 File Format 3- 178 RSA2203A & RSA2208A User Manual...

  • Page 299: Screen Copy

    For file operations, refer to page 3- -155. Background color. Selects the background color for printing. H Black. Prints the background of screen in black. H White. Reverses the background of screen to white. Printer... Selects a destination printer. 3- 179 RSA2203A & RSA2208A User Manual...

  • Page 300: Printing A Screen Copy

    4. Press the Printer... side key and select a destination printer. 5. Press the Print now side key to start printing. If the printer driver displays a message during printing, follow the instructions. 3- 180 RSA2203A & RSA2208A User Manual...

  • Page 301: Creating A File

    .BMP is automatically assigned. When you have finished entering the name, press the Save File Now side key to store the copy in the file. After the screen copy is saved in the file, the screen returns to the original waveform display. 3- 181 RSA2203A & RSA2208A User Manual...
  • Page 302 Screen Copy 3- 182 RSA2203A & RSA2208A User Manual...
  • Page 303 Appendices...
  • Page 305 This appendix lists the electrical, physical, and environmental characteristics of the analyzer, and specifies the performance requirements for those characteris- tics. The specifications are common to RSA2203A and RSA2208A, unless otherwise noted. Unless otherwise stated, the following tables of electrical characteristics and features apply to the analyzer after a 20 minute warm-up period (within the environmental limits) and after all calibration procedures have been carried out.

  • Page 306: Table A- 1: Frequency

    (Option 10) (within one year after calibration) Reference output level >0 dBm External reference input 10 MHz, - - 10 to +6 dBm, Spurious level <- - 80 dBc within 100 kHz offset A- 2 RSA2203A & RSA2208A User Manual...

  • Page 307: Table A- 2: Spectrum Purity

    - - 108 dBc/Hz 20 kHz - - 108 dBc/Hz 30 kHz - - 115 dBc/Hz 100 kHz - - 133 dBc/Hz 1 MHz - - 135 dBc/Hz 5 MHz - - 136 dBc/Hz 7 MHz A- 3 RSA2203A & RSA2208A User Manual...

  • Page 308: Table A- 4: Input

    Maximum DC voltage RF/RF1 to 3: ±0.2 V; Baseband: ±5 V (Option 05) Maximum input power +30 dBm (RF attenuation≥10 dB) Input attenuator RF attenuator 0 to 50 dB in 10 dB steps A- 4 RSA2203A & RSA2208A User Manual...

  • Page 309: Table A- 6: Dynamic Range

    3rd order intermodulation distortion (Reference level = +5 dBm, RF attenuation = Adjusted, Total signal power = - - 7 dBm) Center frequency = 2 GHz - - 73 dBc At 100 MHz to 3 GHz - - 73 dBc At 3 GHz to 8 GHz (RSA2208A only) - - 72 dBc A- 5 RSA2203A & RSA2208A User Manual...

  • Page 310: Table A- 7: Spurious Response

    80 dB (RF/RF1 ) 75 dB (RF2/RF3, RSA2208A only) Residual response (Reference level = - - 30 dBm, RBW = 100 kHz) RF, 0.5 to 3 GHz (RSA2203A) - - 90 dBm (Span = 2.5 GHz) RF1, 0.5 to 3.5 GHz (RSA2208A) - - 90 dBm (Span = 3 GHz) RF2, 3.5 to 6.5 GHz (RSA2208A)

  • Page 311: Table A- 9: Sampling Rate

    10 kHz span 16 ksps 5 kHz span 8 ksps 2 kHz span 3.2 ksps 1 kHz span 1.6 ksps 500 Hz span 800 sps 200 Hz span 320 sps 100 Hz span 160 sps A- 7 RSA2203A & RSA2208A User Manual...
  • Page 312 10 kHz span 64 ms 5 kHz span 128 ms 2 kHz span 320 ms 1 kHz span 640 ms 500 Hz span 1.28 s 200 Hz span 3.2 s 100 Hz span 6.4 s A- 8 RSA2203A & RSA2208A User Manual...
  • Page 313 ±2% (- - 10 dBfs input at center, 10 to 60% modulation depth) PM demodulation ±3° (- - 10 dBfs input at center) FM demodulation ±1% of span (- - 10 dBfs input at center) A- 9 RSA2203A & RSA2208A User Manual...
  • Page 314 Table A- 15: Display Characteristics Description View Number of views 1, 2, 3, or 4 Number of display traces Size 213 mm (8.4 in) Resolution 800 × 600 pixels Color Maximum 256 colors A- 10 RSA2203A & RSA2208A User Manual...
  • Page 315 Storage medium Hard disk ≥20 GB 2.5 inch IDE Floppy disk 1.44 MB 3.5 inch Interface Printer port GPIB IEEE 488.1 10/100 BASE-T (IEEE 802.3) Mouse Keyboard Monitor out VGA (D-SUB 15 pins) A- 11 RSA2203A & RSA2208A User Manual...
  • Page 316 Description Preamp power connector Connector type LEMO 6 poles Pin assignment Pin 1: NC, Pin 2: ID1, Pin 3: ID2, Pin 4: - - 12 V, Pin 5: GND, Pin 6: +12 V A- 12 RSA2203A & RSA2208A User Manual...
  • Page 317 (20 G), half-sine, 11 ms duration Three shocks in each direction along each major axis, total of 18 shocks Cooling clearance Bottom 20 mm (0.79 in) Both sides 50 mm (1.97 in) Rear 50 mm (1.97 in) A- 13 RSA2203A & RSA2208A User Manual...
  • Page 318 IEC61010-1 Safety requirements for electrical equipment for measurement, control, and laboratory use. Emissions which exceed the levels required by this standard may occur when this equipment is connected to a test object. A- 14 RSA2203A & RSA2208A User Manual...
  • Page 319 Operating Temperature Range +5 to +40 _C Overvoltage Category Overvoltage Category II (as defined in IEC61010-1, Annex J) Pollution Degree Pollution Degree 2 (as defined in IEC61010-1). Note: Rated for indoor use only. A- 15 RSA2203A & RSA2208A User Manual...
  • Page 320 Appendix A: Specifications A- 16 RSA2203A & RSA2208A User Manual...
  • Page 321 H MARKERS H VIEW H UTILITY Some of the submenus are used for programming or servicing; information about these submenus is in the RSA2203A and RSA2208A Programmer Manual or Service Manual (optional). Figure B- 1: Menu keys B- 1 RSA2203A & RSA2208A User Manual...
  • Page 322 Frequency Offset Amplitude Table Off / On Edit Table... Interpolation... Select Point To Edit Load Table Frequency Save Table Amplitude Delete Point Add New Point Done Editing Table Clear Table Freq Interpolation Ampl Interpolation B- 2 RSA2203A & RSA2208A User Manual...
  • Page 323 Display Detection... Max-Min / Max / Min Load Trace n Load from File menu (Refer to page B- - 10) Save Trace n Save to File menu (Refer to page B- - 10) B- 3 RSA2203A & RSA2208A User Manual...
  • Page 324 Acquisition Length Acquisition History Analysis Length Analysis Offset Frequency Center Frequency Width Demod and Time modes Acquisition Length Acquisition History Spectrum Length Spectrum Offset Analysis Length Analysis Offset Output Trigger Indicator Off / On B- 4 RSA2203A & RSA2208A User Manual...
  • Page 325 Same as in the S/A mode. Refer to page B- - 3. FFT Window... Pulse Measurements in the Time Mode Nyquist / Blackman-Harris 4B FFT Window... Rolloff Ratio Demod and Time Modes Average Off / On Average Count Average Term Control Expo / Repeat B- 5 RSA2203A & RSA2208A User Manual...
  • Page 326 Average / Median FM Demod Auto Carrier On / Off Frequency Error (Auto Carrier = On) Frequency Offset (Auto Carrier = Off) Threshold PM Demod Threshold IQ versus Time Pulse Spectrum Measurement Off B- 6 RSA2203A & RSA2208A User Manual...
  • Page 327 S/A with Spectrogram Real Time S/A Real Time S/A with Zoom Standard... Analog Demod Standard... Transient CCDF Pulse Measurements * For details about the Standard... menu, refer to the optional software user manual. B- 7 RSA2203A & RSA2208A User Manual...
  • Page 328 Time domain view Auto Scale Horizontal Scale Horizontal Start Vertical Scale Vertical Stop (vertical axis = power) Vertical Offset (vertical axis = modulation factor, frequency deviation, phase deviation, or IQ level) Full Scale B- 8 RSA2203A & RSA2208A User Manual...
  • Page 329 On / Off Pulse-Pulse Phase Results On / Off Channel Power Results On / Off OBW Results On / Off EBW Results On / Off Freq. Deviation Results On / Off Max / Adaptive B- 9 RSA2203A & RSA2208A User Manual...
  • Page 330 Corr for a correction file Bitmap for a bitmap file Print now Save screen to file... Background color Black / White Printer... * Contact your local Tektronix distributor or sales office for installing user-specific macros. B- 10 RSA2203A & RSA2208A User Manual...
  • Page 331 Contact your local deformed contacts. Dirt in connectors. Tektronix distributor or sales office. Carrying handle Correct operation. Accessories Missing items or parts of items, bent pins, broken or frayed cables, and damaged connectors. C- 1 RSA2203A & RSA2208A User Manual...
  • Page 332 Lubrication There is no periodic lubrication required for this instrument. Cleaning the Interior Consult your Tektronix Service Center or representative for cleaning the analyzer interior. C- 2 RSA2203A & RSA2208A User Manual...
  • Page 333 H Option L5: Provides Japanese language user manual and programmer manual instead of English manuals H Option R3: Repair service, 3 years H Option R5: Repair service, 5 years H Power cord options listed in Table D- -1 D- 1 RSA2203A & RSA2208A User Manual...
  • Page 334 Option number North America 120 V Universal Euro 230 V United Kingdom 230 V Australia 240 V North America 240 V Switzerland 220 V Japan 100 V China 240 V No power cord supplied. D- 2 RSA2203A & RSA2208A User Manual...
  • Page 335 USB mouse 119-6936-XX USB keyboard 119-B146-XX Service manual 071-1337-XX Accessory bag 016-A330-XX Preamplifier (20 dB gain to 3 GHz) 650-A900-XX RTPA2A real-time probe adapter (P7000 series probes recommended) Rack mount kit (for field conversion) D- 3 RSA2203A & RSA2208A User Manual...
  • Page 336 Appendix D: Options and Accessories D- 4 RSA2203A & RSA2208A User Manual...
  • Page 337 Glossary...
  • Page 339 A signal generator producing a specified output used for calibration purposes. Carrier, Carrier Signal The electrical signal, typically a sine wave, upon which modulation is impressed. Carrier Frequency The frequency of the carrier signal. Glossary- 1 RSA2203A & RSA2208A User Manual...

  • Page 340: Dbm

    A display in which the scale divisions are a logarithmic function of the input signal voltage. Display Line A horizontal or vertical line on a waveform display, used as a reference for visual (or automatic) comparison with a given level, time, or frequency. Glossary- 2 RSA2203A & RSA2208A User Manual...
  • Page 341 The process, or result of a process, in which the frequency of an electrical signal (the carrier) is varied in accordance with some characteristic of a second electrical signal (the modulating signal or modulation). Glossary- 3 RSA2203A & RSA2208A User Manual...
  • Page 342 Connect to a file containing settings or other data to be used by the application. Maintain the connection. Live Trace Any combination of the A trace and/or the B trace when SAVE A is off. Glossary- 4 RSA2203A & RSA2208A User Manual...
  • Page 343 “grassy” baseline in the display, even when no signal is present. Open (Recall, Restore) Bring data into the application from a file of application-native format. OQPSK Acronym for Offset QPSK (Quadrature Phase Shift Keying). Acronym for Probability Distribution Function. Glossary- 5 RSA2203A & RSA2208A User Manual...
  • Page 344 The “second” marker displayed only in the Delta Marker mode. Sensitivity Measure of a spectrum analyzer’s ability to display minimum level signals, expressed in volts or decibels. Internal frequency (IF) bandwidth, display mode, and any other influencing factors must be given. Glossary- 6 RSA2203A & RSA2208A User Manual...
  • Page 345 The number of dB, volts, etc., represented by one vertical division of a spectrum analyzer display screen. View An area or window of the display screen which contains information all of the same type (such as a Spectrum View or a Power versus Time View). Glossary- 7 RSA2203A & RSA2208A User Manual...
  • Page 346 Glossary Glossary- 8 RSA2203A & RSA2208A User Manual...
  • Page 347 Index...
  • Page 349 Default settings, restoring, 2- - 22 Architecture, 1- - 6 Demod mode, 3- - 27 Arrow keys, Markers menu, 3- - 139 Difference between RSA2203A and RSA2208A, 1- - 2 Auto level, 3- - 70 Dimensions, A- - 13 Average, 3- - 111...
  • Page 350 3- - 94 horizontal display line, 3- - 131 multiple views, 3- - 122 LAN Ethernet connector, side panel, 2- - 5 online help, 3- - 149 Index- 2 RSA2203A & RSA2208A User Manual...
  • Page 351 Physical characteristics, A- - 13 front panel keys, 2- - 3 Pixel, relation between frame, bin, and pixel, 3- - 118 Help, 3- - 149 PM signal measurement, 3- - 38 Input, 3- - 153 Power Index- 3 RSA2203A & RSA2208A User Manual...
  • Page 352 Setting, analysis range, 3- - 29 slope, 3- - 93 Setup, display, 2- - 12 source, 3- - 92 Side keys, 2- - 3 specification, A- - 10 Side panel, 2- - 5 Index- 4 RSA2203A & RSA2208A User Manual...
  • Page 353 USB connectors, side panel, 2- - 6 Zoom function, 3- - 24 Vector mode, span, 3- - 68 setting a zoomed area, 3- - 25 Vector span, 3- - 68 Timing menu, 3- - 24 Index- 5 RSA2203A & RSA2208A User Manual...
  • Page 354 Index Index- 6 RSA2203A & RSA2208A User Manual...

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