Good Will Instrument GDS-3000A Series User Manual

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Test Equipment Depot - 800.517.8431 - 5 Commonwealth Ave, MA 01801 -

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Digital Storage Oscilloscope

GDS-3000A Series

USER MANUAL

ISO-9001 CERTIFIED MANUFACTURER

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Page 1 Test Equipment Depot - 800.517.8431 - 5 Commonwealth Ave, MA 01801 - TestEquipmentDepot.com Digital Storage Oscilloscope GDS-3000A Series USER MANUAL ISO-9001 CERTIFIED MANUFACTURER...
Page 2 The information in this manual was correct at the time of printing. However, Good Will continues to improve products and reserves the rights to change specification, equipment, and maintenance procedures at any time without notice. Good Will Instrument Co., Ltd. No. 7-1, Jhongsing Rd., Tucheng Dist., New Taipei City 236, Taiwan...
Page 3: Table Of Contents
TABLE OF CONTENTS Table of Contents SAFETY INSTRUCTIONS ..........4 GETTING STARTED ............9 GDS-3000A Series Overview ........10 Appearance ..............14 Set Up ............... 26 Built-in Help .............. 35 MEASUREMENT ............36 Basic Measurement ........... 37 Automatic Measurement ..........43 Cursor Measurement ..........
Page 4 GDS-3000A series User Manual Switching Loss ............235 Harmonics ............... 240 Ripple ..............250 Inrush ..............252 Modulation .............. 254 Safe Operation Area ..........258 Transient ..............262 Efficiency ..............265 B-H curve ..............268 Control Loop Response ..........272 Power Supply Rejection Ratio (PSRR) .......
Page 5 REMOTE CONTROL CONFIG ........375 Interface Configuration ..........376 Web Server ..............388 MAINTENANCE ............392 FAQ ................397 APPENDIX ..............399 Updating the Firmware ..........400 GDS-3000A Series Specifications ......402 Probe Specifications ..........409 Dimensions ..............410 Certificate Of Compliance .........411 INDEX ................412...
Page 6: Safety Instructions
GDS-3000A series User Manual AFETY INSTRUCTIONS This chapter contains important safety instructions that you must follow during operation and storage. Read the following before any operation to insure your safety and to keep the instrument in the best possible condition.
Page 8  (Pollution Degree) EN 61010-1:2010 specifies the pollution degrees Note and their requirements as follows. The GDS-3000A series falls under degree 2. Pollution refers to “addition of foreign matter, solid, liquid, or gaseous (ionized gases), that may produce a reduction of dielectric strength or surface resistivity”.
Page 9 SAFETY INSTRUCTIONS Location: Indoor Storage  environment Temperature: -10°C to 60°C  Humidity: Up to 93% RH (non-condensing) /  ≤40ºC, up to 65% RH (non-condensing) / 41ºC ~ 60 ºC Do not dispose this instrument as unsorted Disposal municipal waste. Please use a separate collection facility or contact the supplier from which this instrument was purchased.
Page 11: Getting Started
GETTING STARTED ETTING STARTED This chapter describes the GDS-3000A series in a nutshell, including its main features and front/ rear panel. After going through the overview, follow the Set Up section to properly set up the device for first time use. The Set Up section also includes an introduction on how to use this manual effectively.
Page 12: Gds-3000A Series Overview
GDS-3000A series User Manual GDS-3000A Series Overview Integrated instruments and series lineup The GDS-3000A series consists of 4 models. Note that throughout the user manual, the term “GDS-3000A series” refers to all models of the series, unless stated otherwise. Model name Frequency Input Max.
Page 13 GETTING STARTED Arbitrary Wave generator: Full-function dual  channel arbitrary waveform generator. Spectrum Analyzer: A handy tool to perform  signal analysis in the frequency domain. Logic Analyzer (option): Can be used to  measure discrete inputs or measure values on various buses.
Page 14: Accessories
GDS-3000A series User Manual Accessories Standard Accessories Description N/A region dependent Power cord 350MHz Passive probe for GDS-3352A/3354A GTP-351R 500MHz Passive probe for GDS-3652A/3654A GTP-501R Test lead for AWG, BNC to BNC connector GTL-110 Optional Accessories Description 16CH logic analyzer...
Page 17 GETTING STARTED 10.2” WVGA TFT color LCD, 800 x 480 resolution, 1 LCD Display wide angle view display. The Hardcopy key is a quick-save key. 2 Hardcopy Key Hardcopy For more information see pages 373. Use the Menu Off key to hide the Menu O f Key Menu Off onscreen menu system.
Page 22 GDS-3000A series User Manual The probe compensation output is 12 Probe used for probe compensation. It also Compensation Output has an adjustable output frequency. By default this port outputs a 2Vpp, square wave signal at 1kHz for probe compensation. Please see page 187 for details.
Page 23 GETTING STARTED Used to turn the power on/off. Power Switch POWER : ON : OFF...
Page 25 GETTING STARTED It is used for RS232 remote RS232 port control Outputs SVGA resolution to an VGA port external display. 24 pin female GPIB port. GPIB port Power cord socket accepts AC 3 Power Input Socket mains, 100 ~ 240V, 50/60Hz. For power up sequen e, see page Kensington security slot compatible.
Page 27 GETTING STARTED Date and Time Current date and time (page 185). Shows the trigger level on the graticule. Trigger Level Memory Bar The ratio and the position of the displayed waveform compared to the internal memory (page 96). Triggered. Trigger Status Trig’d Pre-trigger.
Page 28: Set Up
To stand the scope upright, push the legs back Stand under the casing as shown below. Power Up The GDS-3000A series accepts line voltages of 100 Requirements ~ 240V at 50 or 60Hz. 1. Connect the power cord to Step...
Page 34 GDS-3000A series User Manual 8. Press the desired menu key to select it. The circular arrow will become highlighted. 9. Use the VARIABLE knob to edit the value. Toggling a Menu Parameter 10. Press the bottom menu key to toggle the parameter.
Page 37: Built-In Help
GETTING STARTED Built-in Help Press and hold any key on front panel for few seconds to launch the built-in Help contents. The help menu contains information on how to use the front panel keys. Press and hold any key for few seconds to launch Panel Operation introduction of the select key.
Page 38 GDS-3000A series User Manual EASUREMENT Basic Measurement ........... 37 Channel Activation ................. 37 Autoset ..................... 38 Run/Stop ....................39 Horizontal Position/Scale ..............40 Vertical Position/Scale ................42 Automatic Measurement ..........43 Measurement Items ................43 Add Measurement .................. 47 Remove Measurement ................49 Measurement Shortcuts .................
Page 39: Measurement
MEASUREMENT Basic Measurement This section describes the basic operations required in capturing, viewing and measuring the input signal. For more detailed or more specific operations, see the following chapters. Advanced Configuration → from page 77  Arbitrary Wave Generator → from page 176 ...
Page 40: Autoset
358). Autoset The Autoset function automatically configures the Background panel settings to position the input signal(s) to the best viewing condition. The GDS-3000A series automatically configures the following parameters: Horizontal scale  Vertical scale ...
Page 45: Automatic Measurement
MEASUREMENT Automatic Measurement The automatic measurement function measures and updates major items for Voltage/Current, Time, and Delay type measurements. Measurement Items V/I Measurements Time Meas. Delay Meas. Overview Frequency Pk-Pk Period RiseTime Amplitude FallTime High +Width -Width Mean Dutycycle Cycle Mean +Pulses Cycle RMS -Pulses...
Page 46 GDS-3000A series User Manual Difference between the Amplitude global high value and the global low value, measured over the entire waveform or gated region. (=high − low) Global high voltage. See High page 54 for details. Global low voltage. See page 54 for details.
Page 47 MEASUREMENT The Summation based on all Cycle Area data samples within the first cycle found in the gated region. Rise overshoot ROVShoot Fall overshoot FOVShoot Rise preshoot RPREShoot Fall preshoot FPREShoot Frequency of the waveform. Time Frequency Measurement Waveform cycle time. Period (=1/Freq) The time required for the...
Page 48 GDS-3000A series User Manual Measures the number of +Pulses positive pulses. Measures the number of -Pulses negative pulses. Measures the number of +Edges positive edges. Measures the number of -Edges negative edges. Ratio in percentage of the % Flicker (A-B)
Page 50 GDS-3000A series User Manual 3. Choose either a V/I, Time or Delay measurement from the side menu and choose the type of measurement you wish to add. Pk-Pk, Max, Min, Amplitude, (Voltage/ High, Low, Mean, Cycle Mean, Current) RMS, Cycle RMS, Area, Cycle Area,...
Page 53: Measurement Shortcuts
MEASUREMENT Measurement Shortcuts Users can use the Measure Shortcuts function to select the item to be measured, and then store the selected item in Shortcut 1~4, which can be selected to conduct measurements for the same product next time. Users just select the previously stored Shortcut 1~4 without making new selections from Add measurement and all the measurement items will be displayed on the screen to improve the measurement efficiency.
Page 54 GDS-3000A series User Manual Press Display key and then Measure display select whether the measurement item displays in landscape or portrait orientation or turn off the “Measure” display. Select transparent readout Transparent background or turn off this function Readout by press Transparent Readouts On/Off.
Page 56: High Low Function
GDS-3000A series User Manual 3. Press Display All from the bottom menu. 4. Press Source from the side menu and choose a measurement source. CH1~CH2 (or CH4 for 4CH Range models), Math 5. The results of Voltage and Time type measurements appear on the display.
Page 58: Statistics
GDS-3000A series User Manual To return to the default High-Low Restore Default settings, press Set to Defaults. High-Low Settings Statistics The Statistics function can be used to view a Background number of statistics for the selected automatic measurements. The following information is...
Page 63 MEASUREMENT Example Horizontal cursors XY mode cursors measure a number of X by Y XY Mode measurements. See page 81. Time, rectangular, polar co- Cursor ordinates, product, ratio. Time, rectangular, polar co- Cursor ordinates, product, ratio. Delta (difference between cursors) Example Horizontal cursors...
Page 64: Use Vertical Cursors
GDS-3000A series User Manual Use Vertical Cursors 1. Press the Cursor key twice. Panel Operation/ Cursor Range 2. Press V Cursor from the bottom menu if it is not already selected. 3. When the V Cursor is selected, repeatedly pressing the V Cursor key or the Select key will toggle which vertical cursor is selected.
Page 65 MEASUREMENT 5. Use the VARIABLE knob to move VARIABLE the cursor(s) up or down. 6. To change the units of the vertical Select Units position, press V Unit. Base (source wave units), % (ratio) Units 7. To set the 0% and 100% ratio Base or Ratio Reference references for the current cursor...
Page 66 GDS-3000A series User Manual Example Horizontal cursors Vertical cursors XY mode cursors measure a number of X by Y XY Mode measurements. See page 81. Rectangular, polar co-ordinates, Cursor product, ratio. Rectangular, polar co-ordinates, Cursor product, ratio. Delta (difference between cursors)
Page 67 MEASUREMENT Example Horizontal cursors Vertical cursors Cursor Mark The information of cursor is displayed on cursor (On/off) when the Cursor Mark function is activated.
Page 69: Math Operation
MEASUREMENT 4. Press Operator to choose the math operation. +, -, ×, ÷ Range 5. Select Source 2 from the side menu. CH1~4, Ref1~4 Range 6. The math measurement result appears on the display. The vertical scale of the math waveform appears at the bottom of the screen.
Page 72 GDS-3000A series User Manual The time domain waveform overlaps with the FFT FFT-overlaid waveform. Only FFT display is shown. FFT-only The time domain waveform is shown in the upper FFT-split section, whereas the FFT display is shown in the lower section.
Page 73 MEASUREMENT 4. Select the Source from the side menu. CH1~4, Ref 1~4 Range 5. Press the Vertical Units key from the side menu to select the vertical units used. Linear RMS, dBV RMS Range 6. Press the Window key from the side menu and select the window type.
Page 74: Advanced Math Overview
GDS-3000A series User Manual To select the vertical scale of the FFT waveform, press Vertical until the dB or voltage parameters are highlighted and then use the VARIABLE knob. 2mV~1kV RMS (Linear RMS), 1~20 Range dB (dB VRMS) To move the FFT waveform...
Page 78 GDS-3000A series User Manual 13. Press menu off to finish editing Menu Off VAR1 or VAR2. 14. Press Unit/div and use the Vertical Position VARIABLE knob to set the vertical and Scale scale of the math waveform. 15. Press Position and use the...
Page 79: Acquisition
ADVANCED CONFIGURATION DVANCED CONFIGURATION Acquisition ..............80 Select Acquisition Mode ................ 80 Show Waveform in XY Mode ............. 81 Set the Record Length ................84 Segmented Memory Acquisition ........ 85 Segments Display ................... 86 Set the Number of Segments ............... 87 Run Segmented Memory ...............
Page 80 GDS-3000A series User Manual Bus Display .................... 114 Serial Bus Overview ................115 UART Serial Bus Configuration ............117 C Serial Bus Interface ............... 119 Serial Bus Interface ................120 Parallel Bus .................... 123 Input Configuration ................123 Threshold Configuration ................ 124 Bus Encoding ...................
Page 81 ADVANCED CONFIGURATION Save Search Marks ................179 Setting/Clearing Single Search Events ..........180 FFT Peak....................180 System Settings ............184 Select Menu Language ................. 184 View System Information ..............184 Erase Memory ..................185 Erase Disk ....................185 Set Date and Time ................186 Probe Compensation Frequency ............
Page 83: Show Waveform In Xy Mode
ADVANCED CONFIGURATION 3. Select an acquisition mode from the side menu. 4. If Average was chosen, set the number of samples to be used for the average function. Mode Sample, Peak Detect, Average Average 2, 4, 8, 16, 32, 64, sample 128, 256, 512 Example...
Page 87: Segmented Memory Acquisition
ADVANCED CONFIGURATION Segmented Memory Acquisition The advanced segmented memory utility allows the scope memory to be divided into different segments. Each time the scope is triggered, it only acquires data for one segment of memory at a time. This allows you to optimize the scope memory to only perform signal acquisition during important signal events.
Page 93: Measurement On Segments
ADVANCED CONFIGURATION Measurement on Segments The Segmented memory function can be used in Background conjunction with the automatic measurements configured in the Measurement menu (see page 43). Please note that Digital channels measurements cannot be used in conjunction with the segmented memory.
Page 97 ADVANCED CONFIGURATION...
Page 110 GDS-3000A series User Manual Example BW Full BW Limit 20MHz...
Page 117: Trigger
ADVANCED CONFIGURATION Purple = Break, Sync and Checksum LIN: errors, Wakeup Yellow = Identifier, Parity Cyan = Data Red = Error type If there is an error/missing acknowledgement in Error decoding the data, a red error indicator will be Indicator/ Missing Ack shown.
Page 118 GDS-3000A series User Manual Configuration Baud rate, Parity, Packets, End of packets, Input polarity Tx Start Bit, Rx Start Bit, Tx End of Trigger On Packet, Rx End of Packet, Tx Data, Rx Data, Tx Parity Error, Rx Parity Error...
Page 119: Uart Serial Bus Configuration
ADVANCED CONFIGURATION Start of Frame, Type of Frame, Trigger On Identifier, Data, Id & Data, End of Frame, Missing Ack, Bit Stuffing Err. The LIN (Local Interconnect Network) bus is used to decode a wide range of common LIN configurations. LIN Input Inputs LIN Input...
Page 124 GDS-3000A series User Manual The Configure menu sets the data line logic level, Configuration SCLK edge polarity, word size and bit order. 9. Press Configure from the bottom menu. 10. From the side menu select SCLK edge, SS logic level, word Size and Bit order.
Page 127: Bus Encoding
ADVANCED CONFIGURATION -1.3V 3.7V PECL 4. Press Threshold to set a user defined threshold for the selected input. ±10V Range Bus Encoding The bus that is displayed on the screen or in the Background event tables can be set to either hex or binary formats.
Page 133: Threshold Configuration
ADVANCED CONFIGURATION Threshold configuration The threshold levels for the Serial buses can be set Background to either a user-defined threshold level or to pre- set threshold. Set the Threshold 1. Press Threshold from the bottom menu. 2. Press Select from the side menu to choose one of the lines that are configured for your type of bus.
Page 134: Serial Bus Event Tables
GDS-3000A series User Manual Scale Range Scale Range ±290V ±5.2V 10V/Div 50mV/Div ±270V ±580mV 5V/Div 20mV/Div ±33V ±540mV 2V/Div 10mV/Div ±29V ±520mV 1V/Div 5mV/Div 500mV/Div ±27V ±508mV 2mV/Div 200mV/Div ±5.8V ±504mV 1mV/Div 100mV/Div ±5.4V Serial Bus Event Tables The serial bus event tables list when each data Background event on the bus occurred.
Page 137: Adding A Label To A Bus
ADVANCED CONFIGURATION or associated set of data being successfully read according to the specific operating conditions of each bus (Start of frame, acknowledgements, checksums, etc …). The data associated with each event and the time of each event is recorded. Each event table is saved as File Type Event_TableXXXX.CSV into the designated file...
Page 138 GDS-3000A series User Manual 2. To choose a preset label, Press User Preset from the side menu and choose a label. ACK, AD0, ADDR, ANALOG, Labels BIT, CAS, CLK, CLOCK, CLR, COUNT, DATA, DTACK, ENABLE, HALT, INT, IN, IRQ, LATCH, LOAD, NMI 3.
Page 142 GDS-3000A series User Manual Delay trigger example (by time) Edge trigger Delay Source Delay time length First triggering point Triggers when the pulse width of the signal is less Pulse Width than, equal, not equal or greater than a specified pulse width.
Page 145 ADVANCED CONFIGURATION DC coupling. Coupling (Edge, Delay, AC coupling. Blocks DC components Timeout) from the trigger circuits *. High frequency filter, above 70kHz*. HF reject Low frequency filter, below 70kHz*. LF reject Reject noise DC coupling with low sensitivity to reject noise.
Page 147 ADVANCED CONFIGURATION acquire a waveform again. Please refer to Run/Stop mode for more details (page 39). Sets the holdoff time. Holdoff Holdoff Set the holdoff time to the minimum. Set to Minimum Sets the delay time (4ns ~ 10s) Delay (Delay) Time between the trigger event and the real trigger timing.
Page 149 ADVANCED CONFIGURATION Either (either negative or positive runt) Selects the trigger point in the video signal. Trigger On (Video) NTSC: 1 ~ 263 Odd Field PAL/SECAM: 1 ~ 313 EDTV: 1~525(480P), 1~625(576P) HDTV: 1~750(720P), 1~563(1080i), 1~1125(1080P) NTSC: 1 ~ 262, PAL/SECAM: 1 ~ 312 Even Field HDTV: 1~562(1080i) Triggers on all fields.
Page 152 GDS-3000A series User Manual From left: trigger source, slope, trigger level, coupling 4. Press Source to change the trigger source. 5. Use the side menu to select the trigger source type. Channel 1 ~4 (Alternate On/Off), Range EXT (Ext Probe: Volt/Current, Attenuation: 1mX~1kX, and AC Line.
Page 155 ADVANCED CONFIGURATION 2. Press the Type key from the lower bezel menu. 3. Select Pulse Width from the side menu. The pulse width trigger indicator appears at the bottom of the display. From left: source, polarity, when, coupling 4. Press Source from the lower bezel. 5.
Page 157 ADVANCED CONFIGURATION 4. Press Source from the lower bezel. 5. Use the side menu to select the video trigger source. Channel 1 ~4 Range 6. Press Standard on the bottom bezel. Use the side menu to select the video standard. NTSC, PAL, SECAM, EDTV(480P, Range 576P), HDTV(720P, 1080i, 1080P)
Page 161 ADVANCED CONFIGURATION 4. Press Source from the lower menu. Use the side menu to select a source. Channel 1~4 (Alternate On/Off), Range EXT (Ext Probe: Volt/Current, Attenuation: 1mX~1kX and AC Line. 5. Press Coupling from the bottom bezel menu to select the trigger coupling or frequency filter settings.
Page 163 ADVANCED CONFIGURATION 4. Press Others from the side menu and select Bus. The Trigger on settings will be reflected on the Trigger Configuration icon. From left: Bus trigger, Trigger source 5. Press Trigger On and select the triggering condition for the UART Trigger On Tx Start Bit, Rx Start Bit, Tx End of Packet, Rx End of Packet, Tx Data, Rx Data, Tx Parity Error, Rx Parity...
Page 175 ADVANCED CONFIGURATION 5. Press Select on the side menu and select a channel. 6. Next, select a logic level for the selected channel, or set the selected channel as the clock signal. Clock, High (H), Low (L), Don’t Logic Care (X) 7.
Page 176 GDS-3000A series User Manual 9. If a clock signal was defined, press Clock Edge from the bottom menu and select a clock transition. At each clock transition a comparison will be made. Rising, Falling, Either Clock Edge 10. If no clock were defined, press...
Page 178: Search
GDS-3000A series User Manual Search The search feature can be used to search for events on the analog and digital input channels. The events that can be searched for are similar to the events that are used for the trigger system. The only difference is that the search feature uses the measurement threshold levels rather than the trigger level to determine events.
Page 193 ADVANCED CONFIGURATION 3. Press Intensity from the bottom menu. 4. To set the waveform intensity, press Waveform Waveform Intensity and edit the intensity. Intensity 0~100% Range Example Waveform Intensity 50% Waveform Intensity 100% 5. To set the graticule intensity, press Graticule Graticule Intensity from the side menu and edit the Intensity...
Page 194 GDS-3000A series User Manual 7. To automatically dim the backlight after a set Backlight Auto- duration, set Backlight Auto-Dim to On and then set Time to the appropriate time. After the set amount of time with no panel activity, the screen will dim until a panel key is pressed again.
Page 197: Arbitrary Wave Generator
ARBITRARY WAVE GENERATOR RBITRARY WAVE GENERATOR Arbitrary Wave Generator Operation ......196 Overview ....................196 Rear Panel ....................196 AWG Display Overview ..............197 Generator Connection ................. 197 Output Setup ..................198 Select the Active Channel ..............198 Turn the Output On for the Selected Channel ......... 199 Setting the Load Impedance ..............
Page 198: Arbitrary Wave Generator Operation
GDS-3000A series User Manual Arbitrary Wave Generator Operation Overview The AWG is a full-function dual channel arbitrary Background waveform generator. Arbitrary, Sine, Square, Pulse, Ramp, DC, Noise, Waveforms Sinc, Gaussian, Lorentz, Exp. Rise, Exp. Fall, Haversine, Cardiac AM, FM, FSK, Sweep...
Page 200: Output Setup
GDS-3000A series User Manual 1. Connect the BNC output (GEN1 or GEN2) to Connection the DUT using the GTL-101 BNC-Alligator clip cables. GEN1 GEN2 Output Setup The Output Setup menu allows you to select a channel, to turn the output on or off for the selected channel, configure the load impedance and the phase of the output.
Page 201: Turn The Output On For The Selected Channel
ARBITRARY WAVE GENERATOR 2. Press AWG from the bottom menu. 3. Press Output Setup. 4. Press Select from the side menu and choose GEN1 or GEN2. Turn the Output On for the Selected Channel The output for each generator channel can be Background turned on or off independently.
Page 202: Gen1 And Gen2 Setup
GDS-3000A series User Manual 2. The phase can be reset by pressing Reset Phase S_Phase. GEN1 and GEN2 Setup The GEN1 Setup and GEN2 Setup selects the output waveform, waveform settings (amplitude, frequency, offset), modulation mode or allows you to create arbitrary waveforms.
Page 204 GDS-3000A series User Manual Set the Amplitude 3. Press Amplitude to set the amplitude of the waveform (use VARIABLE knob to input value). VARIABLE 4. Use the Left and Right arrow keys to select a base unit and use VARIABLE knob to increase the amplitude by that base unit, as shown in the Amplitude window.
Page 205: Waveform Settings
ARBITRARY WAVE GENERATOR 7. Use the Left and Right arrow keys to select a base unit and use VARIABLE knob to increase the offset by that base unit, as shown in the Offset window. Or use the numerical keypad to input value. 8.
Page 206 GDS-3000A series User Manual Example 1. Select the carrier waveform from the GEN1 Panel Operation Setup/GEN2 Setup menu: Press GEN1 Setup or GEN2 Setup for generator 1 or generator 2, respectively. Press Waveform from the bottom menu. Select the waveform from the side menu. This will be the carrier wave.
Page 207 ARBITRARY WAVE GENERATOR Depth 0.0% ~ 120.0% Depth 6. Press AM Freq to set the Modulation modulation frequency. Frequency 200kHz ~ 1Hz Frequency 7. Press Shape to set the modulating Shape wave shape. Sine, square, pulse, ramp, noise Shape 8. Press Phase to set the phase of the Phase modulated wave (sine wave).
Page 208: Fm Modulation
GDS-3000A series User Manual FM Modulation Frequency modulation can be used for either Background channel. The carrier wave can only be sine, square and ramp waveforms. Sine, square, pulse, ramp and noise can be selected as the modulating waveform. Example 1.
Page 209 ARBITRARY WAVE GENERATOR 7. Press FM to select FM modulation and to enter the FM modulation setup menu. 8. Press Freq Dev to set the frequency Set the Frequency deviation. Deviation 12.5MHz ~ 0.1Hz Deviation 9. Press FM Freq to set the Modulation modulation frequency.
Page 210: Fsk Modulation
GDS-3000A series User Manual 15. Press Go Back to exit the FM Exit FM Settings settings. FSK Modulation Frequency Shift Keying Modulation is used to Background shift the frequency output of the function generator between two preset frequencies (carrier frequency, hop frequency).
Page 211: Sweep
ARBITRARY WAVE GENERATOR 3. From the side menu, turn Modulation on. 4. Press FSK to select FSK modulation and to enter the FSK modulation setup menu. Set the Hop Freq 5. Press Hop Freq to set the hop frequency. 25MHz ~ 0.1Hz Hop Freq 6.
Page 214 GDS-3000A series User Manual Example 1. Select an arbitrary waveform from the GEN1 Panel Operation Setup/GEN2 Setup menu: Press GEN1 Setup or GEN2 Setup for generator 1 or generator 2, respectively. Press Waveform from the bottom menu. Select Arbitrary from the side menu.
Page 215: Edit An Existing Arb Waveform
ARBITRARY WAVE GENERATOR 6. Press OK Create to create the arbitrary waveform shape. Edit an Existing ARB Waveform Use the Edit Existing menu to edit a newly created Background waveform and further shape it according to your requirements. You can also use the Edit Existing menu for arbitrary waveforms that have been recalled (see Load Waveform page 220).
Page 217 ARBITRARY WAVE GENERATOR Insert Point: To insert a point, you must first set the position of the point to be inserted. a. Press Point to set the x-axis position of the point. 1 ~ user-defined point position Point b. Press Level to set the amplitude of the point.
Page 218 GDS-3000A series User Manual 7. Press Edit Method to choose the editing method: Point/Line Edit Method: Diagonal Scale Copy/Paste Clear 8. Press Action to begin using the selected editing method: Point/Line: a. Press Point/Level once to select the point’s X-axis start point.
Page 219 ARBITRARY WAVE GENERATOR d. Press Preview. The desired edit will then be previewed on the screen. e. Press Done to confirm the edit, or press Undo to cancel. f. Press Go Back to go back to the previous menu. Diagonal: a.
Page 221 ARBITRARY WAVE GENERATOR 1 ~ user defined point length Length c. Press Paste To to choose where the selected section is copied 1 ~ user defined point position Paste To d. Press Preview. The desired edit will then be previewed on the screen.
Page 222: Load Arb Waveform
GDS-3000A series User Manual d. Press Go Back to go back to the previous menu. Load ARB Waveform ARB waveforms can be loaded from internal Background memory or from an external USB storage. It can also be loaded directly from the input channels 1.
Page 223: Save Arb Waveform
ARBITRARY WAVE GENERATOR Arb1, Arb2, Arb3, Arb4, CH1~CH4, ARB: Ref1~Ref4 5. To load a file from an external USB or from the internal flash memory, press From File. The last file that was saved to USB or the internal flash memory will be displayed in the icon.
Page 224 GDS-3000A series User Manual Press Waveform from the bottom menu. Select Arbitrary from the side menu. 2. Press Waveform Edit from the bottom menu. 3. From the bottom menu select Save Waveform. 4. To save to one of the internal memory slots,...
Page 227 ARBITRARY WAVE GENERATOR 7. Use the Left and Right arrow keys to select a base unit and use the VARIABLE knob to increase or decrease the offset by that base unit, as shown in the Offset window. User the VARIABLE knob or numerical keypad to input value.
Page 229: Power Analysis (Optional)
POWER ANALYSIS (OPTIONAL) OWER ANALYSIS (OPTIONAL) Power Analysis Overview ..........229 Set the Deskew ..................229 Power Quality ............231 Power Quality parameter overview ........... 231 Using Power Quality Measurements ..........232 Switching Loss ............235 Using Switching loss Measurements ..........235 Harmonics ..............240 Harmonics parameter overview ............
Page 230 GDS-3000A series User Manual Control Loop Response ..........272 Using Control Loop Response Measurements ....... 272 Source ..................... 274 Setup amplitude profile ................274 Setup AWG ....................276 Quit ......................278 Analysis mode ..................278 Measure ...................... 278 Bode Plot ....................279 Overlay .......................
Page 231: Power Analysis Overview
POWER ANALYSIS (OPTIONAL) Power Analysis Overview Power analysis provides automatic measurement for a number of advanced measurement types which allows user to acquire, measure, and analyze various switching power supply signals at multiple test points. This optional power analysis tool provides simple and direct way to obtain results about switching devices, magnetic components, and compliance tests to EN 61000-3-2 standard for Switch mode Power supply.
Page 232 GDS-3000A series User Manual 5. Press Deskew on the side menu and use the VARIABLE knob to set the deskew time. Alternatively, press Set to 0s to reset the deskew time. Typically, both channels should line up with a common edge.
Page 233: Power Quality
POWER ANALYSIS (OPTIONAL) Power Quality Power Quality parameter overview All the following parameters are used for power quality measurements. Measurement Group Measurement Normal Inrush Ballast Turn On     V RMS    I RMS   ...
Page 235 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs from the lower Define Inputs menu. 2. Choose the Voltage input (differential voltage source) from the side menu. 3. Choose the Current input (current probe source) from the side menu. 4. Press Meas. Display. 5.
Page 236 GDS-3000A series User Manual Voltage, Current Range To set the measurement area press Gating Gating from the bottom menu and select the Gating mode from the side menu. See the user manual for more details. Off (Full Record), Screen, Between...
Page 238 GDS-3000A series User Manual 3. The switching loss measurement is shown on the screen. 1. Press Define Inputs key from the Define Inputs lower menu. 2. Choose the Voltage input (source) from the side menu. 3. Choose the Current input (source) from the side menu.
Page 240 GDS-3000A series User Manual Conduction 1. Press the Conduction Calculation Calculation key from the lower menu to choose the algorithm of conduction calculation. It can be voltage waveform(V Wfm), RDS(on), or VCE(sat). 2. When voltage waveform is selected, the conduction simply uses Power = V x I formula.
Page 241 POWER ANALYSIS (OPTIONAL) 1. Press the All key to display all measurement items including Power Loss, Energy Loss, RDS(on) and VCE(sat). 2. Press the Power loss key to display only Power Loss. 3. Press the Energy loss key to display only Energy Loss. 4.
Page 242: Harmonics
GDS-3000A series User Manual Harmonics Harmonics parameter overview All the following parameters are used for harmonic measurements. None IEC 61000-3-2 * Measurement   All classes Frequency (Hz)   All classes Magnitude (%)   All classes Mag. RMS (A) ...
Page 247 POWER ANALYSIS (OPTIONAL) 3. Press Test to Standard key from the lower menu. Select IEC 61000-3-2 from side menu. 4. Press Setup from the lower menu. 5. Press the Line Frequency key from the side menu. 50, 60 Hz Range 6.
Page 248: Harmonics Display Options
GDS-3000A series User Manual 3. For class C devices, choose the Power Factor and Current. 0.00~1.00 Pow. Fact. 100mA~16.0A Current 4. For class C(Table 3) and Class D devices, choose the Input Power. 0~600 W, 10Watt increments Power The filter function applies a 1.5 second smoothing Filter, Grouping filter function.
Page 251 POWER ANALYSIS (OPTIONAL) GW GDS-3354A, serial number P930116, version V1.05 Harmonics THD-F 113% THD-R 75.10% 353mA Freq Mag Mag RMS Phase Degrees 60.07 217m 120.1 29.4 640μ -135 180.2 62.1 135m 31.4 240.2 24.1 524μ -135 300.3 47.2 102m 360.4 53.4 1.16m 79.1...
Page 253 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs from the lower Define Inputs menu. 2. Choose the Voltage input (source) from the side menu. 3. Choose the Current input (source) from the side menu. 4. Press Source from the bottom menu to toggle the ripple source type.
Page 254: Inrush
GDS-3000A series User Manual Inrush Using Inrush Current Measurements The GDS-3000A is able to quickly measure the in- Background rush current generated when a power supply is first turned on. The Inrush function can measure the first and second peak.
Page 257 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs from the lower Define inputs menu. 2. Choose the Voltage input (source) from the side menu. 3. Choose the Current input (source) from the side menu. 4. Press Source from the bottom menu to toggle the ripple source type.
Page 258 GDS-3000A series User Manual 2. Press Position key and then use the VARIABLE knob to adjust position of MATH waveform trace. VARIABLE Range ±12Div 3. Press Unit/div key and then use the VARIABLE knob to, depending on different Modulation Type options, adjust...
Page 261 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs from the lower Define inputs menu. 2. Select the SOA input pair.(A four- channel model example) The automated SOA analysis allows switch voltage, switch current and corresponding power to be simultaneously and automatically monitored as operating conditions vary.
Page 262 GDS-3000A series User Manual 3. Press the side bar menu in right side to set Y Axis Max/Min, X Axis Max/Min. SOA Axes define the maximum and minimum value for both voltage(X-Axis) and current(Y- Axis) based on the specification of the underlying power transistor.
Page 263 POWER ANALYSIS (OPTIONAL) 6. Press Delete Point key to delete the currently set Point. 1. Press Action On Violation key from Action on the lower menu. Violation 2. Press Stop key(on/off) to determine the action to be taken(stopping or not) if the power transistor fails in the SOA test.
Page 265 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs from the lower Define inputs menu. 2. Choose the Voltage input (source) from the side menu. 3. Choose the Current input (source) from the side menu. 1. Press the Duration key and then Duration use the VARIABLE knob or numerical keypad to input...
Page 266 GDS-3000A series User Manual 2. Press the Steady Vout key and then use the VARIABLE knob or numerical keypad to set steady output voltage value. 3. Press the Low Current key and then use the VARIABLE knob or numerical keypad to set low current value.
Page 268 GDS-3000A series User Manual 3. The measurements for efficiency appear. 1. Press Source key from the lower Source menu. 2. Choose the Voltage input channel from the side menu. CH1~4 Range 3. Choose the Current input channel from the side menu.
Page 269 POWER ANALYSIS (OPTIONAL) 2. Press Statistics (on/off) key to turn on or off Statistics. 3. Press the Mean & Std Dev Samples key and then use the VARIABLE knob or numerical keypad to set value of Mean and standard deviation of the sample. 2~1000 Range 4.
Page 271 POWER ANALYSIS (OPTIONAL) 1. Press Define Inputs key from the Define inputs lower menu. The voltage across a waveform which acquired with a differential voltage probe, is set as the voltage source. The current through the device is captured with a current probe. The hysteresis plot is presented as the integrated voltage across the magnetic device versus the current through the device.
Page 272 GDS-3000A series User Manual 2. Press the Windings key and then use the VARIABLE knob or numerical keypad to set value of windings magnetic element. 1~1000000 Range 3. Press the Cross Section Area(mm ) key and then use the VARIABLE knob or...
Page 273 POWER ANALYSIS (OPTIONAL) +/- 12 divisions Range 1. Press Scale key from the lower Scale menu. Use the VARIABLE knob or numerical keypad to adjust the scale of (B) magnetic flux Density VARIABLE & (H) Magnetic Field Strength.
Page 277 POWER ANALYSIS (OPTIONAL) 2. When amplitude profile is enabled, you can edit it. When amplitude profile is disabled, amplitude can be selected and changed only in the AWG Setup option. 1. Press Edit Profile from side menu. Edit profile Amplitude profile is used to test at lower amplitudes at frequency where the DUT is sensitive, and test at higher amplitudes where it...
Page 278: Setup Awg
GDS-3000A series User Manual this option, one can construct a linear sweep rather than a stair- case amplitude profile. Setup AWG Use the Setup menu to configure the AWG output Background GEN1. 1. Press the Setup button. Panel operation 2. Set unit of the frequency axis: Logarithmic or Linear.
Page 279 POWER ANALYSIS (OPTIONAL) 2. Use the VARIABLE knob or numerical keypad to input value. 3. Press Go Back to return to the previous menu. 20Hz ~ 25MHz Range 1. Press Stop to configure the stop Stop frequency. 2. Use the VARIABLE knob or numerical keypad to input value.
Page 280: Control Loop Response
GDS-3000A series User Manual Quit Quit the control loop response measurement. Background Toggle the Quit button to return the Panel operation Power Analysis menu. Analysis mode There are four main functions in the Analyze menu. Users can perform the cursor measurement, adjust the scale and the offset of...
Page 281: Bode Plot
POWER ANALYSIS (OPTIONAL) □ □ 3. The cursor 1 and 2 will appear along the active trace whenever the cursor state turns on. Press Select button to change the active cursor highlighted in green color. Move the active cursor along the VARIABLE active trace using the VARIABLE knob.
Page 282 GDS-3000A series User Manual 1. When in Analysis mode, press the Panel operation Plot Bode Plot button to enter the scale bode plot menu. 2. There are four settings which can be adjusted: Gain Scale, Gain Offset, Phase Scale, and Phase Offset, respectively.
Page 283: Overlay
POWER ANALYSIS (OPTIONAL) Overlay User is able to recall the previously saved test Background waveforms for comparison. Waveforms corresponding to a maximum of four experimental trials can be simultaneously shown on the display. 1. Press the Add button to select the Panel operation previously saved data and display the data on the screen.
Page 284: File Utilities
GDS-3000A series User Manual 4. Press the Display On/Off button to display or not display selected waveform data. 5. Press the Normal/Gain Only/Phase Only button to select display item. Display both Gain and Phase. Normal Display only Gain Gain Only...
Page 285 POWER ANALYSIS (OPTIONAL) 6. Press Go Back button to return to Go Back the Setting menu.
Page 288 GDS-3000A series User Manual 6. Using the second Analyze menu button will switch to the Analysis mode. Details regarding this mode will be explained in later sections. 7. Press the icon to return to the upper-level menu.
Page 289: Source
POWER ANALYSIS (OPTIONAL) Source Please refer to section “Source” on page 274. Setup amplitude profile Please refer to paragraph “Setup amplitude profile” on page 274. Setup AWG Please refer to paragraph “Setup AWG” on page 276. Quit Please refer to paragraph “Quit” on page 278. Analysis mode Please refer to section “Analysis mode”...
Page 291 POWER ANALYSIS (OPTIONAL) Example 4. Toggle the Source button. Source 5. Press Input V from the side menu and select the channel that is connected to the input of the DUT. CH1 ~ CH4 Range 6. Press Output V from the side menu and select the channel that is connected to the...
Page 293: Turn On/Off
POWER ANALYSIS (OPTIONAL) 3. When “Turn On” is selected for Test and the trigger occurs and it enters the Stop status, the measurement of Turn On/Off Delay (Td), Rise Time(Tr) & Inrush (Ic) will be executed and the measured value will be displayed accordingly.
Page 294: Spectrum Analyzer
GDS-3000A series User Manual PECTRUM ANALYZER Spectrum Analyzer operation ........293 Overview ....................293 Display Overview ................. 293 Connections ................... 295 Configuration ..................295 Selecting the source ................. 295 Setting the trace mode options (Trace type) ........296 Setting the Detection Method ............... 298 Configuring the Frequencies and Span..........
Page 296 GDS-3000A series User Manual The Spectrum Analyzer main display can show Main display various spectrum traces of the selected analog source channel, such as the normal, max-hold, min-hold and averaged trace. The start and stop frequency of the span are displayed at both top sides.
Page 298 GDS-3000A series User Manual 3. Press the Select in the right side to select the first spectrum analyzer (SA1) or SA2 setting. 4. Press the Input in the right side to turn On or Off the SA1 or SA2 input.
Page 304 GDS-3000A series User Manual Conversely, configuring the Start and Stop frequencies will automatically configure the Center and the Span. The Stop frequency must always be higher than the Start frequency. As a consequence, when one crosses the other’s value, the Start or Stop frequency will automatically be adjusted to the next highest/smallest step.
Page 312 GDS-3000A series User Manual PPLICATIONS Introduction ............. 311 Overview ....................311 Running Applications ................312 Go-NoGo application ..........314 DVM application ............319 Data Log application ..........321 Digital Filter application .......... 323 Mask application ............. 325 Select the source channel ..............325 Configure the mask violation .............
Page 313: Applications
APPLICATIONS Introduction Overview The Application (APP) function allows different Background software applications to be run. The GDS-3000A comes pre-installed with a number of apps, as described below. Please see your local GW Instek distributor for the latest information on new apps. The Go/No-Go application can Included Go/No-Go...
Page 316: Go-Nogo Application
GDS-3000A series User Manual Go-NoGo application The Go-NoGo test checks if a waveform fits inside Background a user-specified maximum and minimum boundary. Boundary templates are automatically created from a source channel. Boundary tolerances and violation conditions can be set. Choose the Go_NoGo application from the APP menu.
Page 317 APPLICATIONS 2. Press Go Back to return to the previous menu. 3. Press Violating to set what action Set Go-NoGo to perform when a signal violates Actions the Go-NoGo conditions. The waveform stops when the conditions are violated. Ignore violations and continue to monitor the signal.
Page 318 GDS-3000A series User Manual 0.4% ~ 40% (.4% steps) Offset 9. To manually set the template Maximum and tolerance, press Minimum Position Minimum Position or Maximum Position and use the VARIABLE knob to set the absolute minimum or maximum position.
Page 320 GDS-3000A series User Manual Circuit Diagram 220 Ω B + CMOS (Max 16V) Go-NoGo signal Or TTL (Max 5V) Go-NoGo...
Page 322 GDS-3000A series User Manual Choose the DVM application from Panel Operation the APP menu. See page 312. 1. Press Source and select the source Set Source channel for the DVM. The probe type setting (voltage or current) determines whether the function...
Page 323: Data Log Application
APPLICATIONS Data Log application The Data Log app will log the current waveform Background data or screenshot at set intervals for a set duration of time. Basic Features: Log up to 1000 hours of images or waveform  data. The minimum interval is 2, or 5 seconds, and ...
Page 324 GDS-3000A series User Manual 2. Press Log to from the side menu and select what type of data to log, waveform data or screenshots. Image, Waveform Log to 3. Press Source from the side menu and select a source channel to log if waveforms are to be logged.
Page 326 GDS-3000A series User Manual 1. Select a source channel by Set Source pressing Ch1 Filter, Ch2 Filter and for 4-channel model, Ch3 Filter, Ch4 Filter. 2. From the side menu press Filtering and turn on. 3. Press Filter Type and select low, high, or band pass filter.
Page 327: Mask Application
APPLICATIONS Mask application The Mask application allows the user to create Background shape templates for easy comparison of an input signal with a defined shape. Choose the Mask application from Panel Operation the APP menu. See page 312. Select the source channel 1.
Page 328: Configure The Mask Violation
GDS-3000A series User Manual Configure the mask violation 1. Press the Set up test button from Step the bottom menu. 2. Press Violating Threshold to set the number of violations that can occur before a test status is considered. 3. Press Stop After Time...
Page 329: Auto Mask
APPLICATIONS 8. Press ”Go/NoGo Out”option to set how the oscilloscope will respond to test completion. 9. Press Pre-Test Delay to set a delay before starting a test. 10. Press Repeat on Completion (On/Off)to set on for the test to repeat when it has run the minimum number of waveforms or the minimum amount of time Set off for the test to run a single...
Page 330 GDS-3000A series User Manual 3. Use the VARIABLE knob to select the reference source (CH1 or CH2 for 2 channels model; CH3 or CH4 for 4 channels model). 4. Press the Edit button from the side menu if you want to further adjust the mask pattern.
Page 331 APPLICATIONS 6. Press the X Mask button from the side menu and use the VARIABLE knob to adjust the horizontal deviation of the mask compared to its original pattern. 7. Press the Y Mask button from the side menu and use the VARIABLE knob to adjust the vertical deviation of the mask compared to its original pattern.
Page 332: User Defined Mask/ Create Mask
GDS-3000A series User Manual 10. Press the Auto Mask button from the bottom menu to close auto mask function. 11. Press the Mask ON button from the bottom menu to execute the mask function and start comparing the source channel (set in the compare source menu) with the mask.
Page 333 APPLICATIONS 2. Press the Edit button from the side menu. 3. Press the Area Number button from the side Create an area menu and use the VARIABLE knob to select 1 out of 8 areas that can be created to build the mask pattern and start to shape it.
Page 334 GDS-3000A series User Manual Edit the first point 6. Press the Points Number button from the side menu and use the VARIABLE knob to select the first point that will shape the area pattern. Up to 10 points can form an area pattern.
Page 335 APPLICATIONS 13. Press the Create Mask button from the side menu. A user-defined mask is created (as shown in the below diagram) and can now be used. 14. Press the Save button from the Save the user- side menu. defined mask 15.
Page 337 APPLICATIONS Example Format (XX: version number) (with Division Total Area Number,2, units) Area Number,1, Points Number,4, 0.00,2.00, 1.00,1.00, 0.00,0.00, -1.00,1.00, Area Number,2, Points Number,3, 0.00,-2.00, 1.00,-1.00, -1.00,-1.00,...
Page 339: Connections
APPLICATIONS The FRA application is divided into two main Introduction operation modes: Setting and Analysis mode. When in Setting mode (the menu icon appeared), the user can setup the FRA analysis and then start it right after the FRA Run button is pressed.
Page 340: Fra Application
GDS-3000A series User Manual Launching the FRA application The FRA application is launched from the APP Background menu. 1. Press the APP key. Panel Operation 2. Press the APP button from the bottom menu. 3. Scroll through the applications using the VARIABLE knob until the FRA application is highlighted.
Page 342 GDS-3000A series User Manual Source Please refer to section “Source” on page 274. Setup amplitude profile Please refer to paragraph “Setup amplitude profile” on page 274. Setup AWG Please refer to paragraph “Setup AWG” on page 276. Quit Please refer to paragraph “Quit” on page 278.
Page 343: Save/Recall
SAVE/RECALL AVE/RECALL File Format/Utility ............342 Image File Format ................342 Waveform File Format ................ 342 Spreadsheet File Format..............343 Setup File Format ................. 345 Create/Edit Labels ............348 Save ................351 File Type/Source/Destination ............351 Save Image ..................... 351 Save Waveform ..................354 Save Setup ....................
Page 344: File Format/Utility
GDS-3000A series User Manual File Format/Utility Image File Format *.bmp or *.png Format Default Filename DSxxxx.bmp/png The display image is 800 by 480 pixels. The Contents background color can be inverted (Ink saver function). Each image file is saved to the current file path as a bitmap or PNG file.
Page 345: Spreadsheet File Format
SAVE/RECALL frequency information. Ref 1~4 are useful for reference purposes. Other waveforms (LSF and W1~20) must be recalled to R1~4 before being displayed. The waveform data can be used for detailed Contents: analysis. It consists of the horizontal and vertical Waveform Data data used by the waveform.
Page 346 GDS-3000A series User Manual The following information is included in the Fast Contents: CSV waveform files, where applicable: Fast CSV Format Memory length   (scope type) Input distance Trigger address   (input trigger distance) Trigger level Source ...
Page 347: Setup File Format
SAVE/RECALL Vertical units extend Label   Probe type Probe ratio   Vertical scale Vertical position   Horizontal units Horizontal scale   Horizontal position Horizontal mode   Sinc ET mode Sampling period   (sampling mode) Horizontal old scale Horizontal old ...
Page 351 SAVE/RECALL CH1~CH4, Ref1~4, Set1~20, Math Label For 4. To choose a preset label, Press User Preset from the side menu and choose a label. ACK, AD0, ANALOG, BIT, CAS, Labels CLK, CLOCK, CLR, COUNT, DATA, DTACK, ENABLE, HALT, INT, IN, IRQ, LATCH, LOAD, 5.
Page 352 GDS-3000A series User Manual Press Back Space to delete a character. Press Save Now to save the label and return to the previous menu. To cancel the editing the label and return to the previous menu, press Cancel. To display the currently selected...
Page 354 GDS-3000A series User Manual Save Image Images can be saved either using the Save/Recall key or by using the Hardcopy key. To save images using the Hardcopy key, see the hardcopy section on page 373. 1. To save to USB, connect a USB...
Page 361: Save
SAVE/RECALL Record Length: 10k Expand: By Center Mode: Vector Persistence: 240ms Display Waveform intensity: 50% Graticule intensity: 50% Backlight Intensity: 80% Backlight Auto-dim: On Graticule: full Time: 10min Scale: 100mV/Div CH1: On Channel Coupling: DC Impedance: 1MΩ Invert: Off Bandwidth: full Expand: By Ground Position: 0.00V Probe: Voltage...
Page 366: Reference Waveforms
GDS-3000A series User Manual Press Vertical repeatedly from the Vertical side menu to choose to edit the Navigation vertical position or Unit/Div. Use the VARIABLE knob to edit the values. Press Horizontal repeatedly from the Horizontal side menu to choose to edit the Navigation Time/Div or the horizontal position.
Page 367: File Utilities
FILE UTILITIES ILE UTILITIES The file utilities are used each time files need to be saved to internal or external memory. The file utilities can create, delete and rename directories or files as well as copy files from internal memory to USB.
Page 368 GDS-3000A series User Manual File Navigation The File Utilities menu can be used to choose files or to set the file path for saving/recalling files. File System File path Drive space File cursor File attributes 1. Press the Save/Recall key.
Page 377: Remote Control Config
REMOTE CONTROL CONFIG EMOTE CONTROL CONFIG This chapter describes basic configuration for remote control. For a complete command list, refer to the programming manual downloadable from GW Instek website, www.gwinstek.com. Interface Configuration ..........376 Configure USB Interface ..............376 Configure the Ethernet Interface ............377 Configure RS-232C Interface .............
Page 383 REMOTE CONTROL CONFIG 7. Press Save Now to save the settings. 8. Connect the RS-232C cable to the rear panel port: DB-9 male connector. 2: RxD (Receive data) Pin Assignment 1 2 3 4 5 3: TxD (Transmit data) 5: GND 6 7 8 9 4, 6 ~ 9: No connection Use the Null Modem connection as in the below...
Page 385: Socket Server Functionality Check
REMOTE CONTROL CONFIG Socket Server Functionality Check To test the socket server functionality, National NI Measurement Instruments Measurement and Automation and Automation Explorer Explorer can be used. This program is available on the NI website, www.ni.com. 1. Configure the IP address for the Page 377 Operation GDS-3000A.
Page 389 REMOTE CONTROL CONFIG number and firmware version will be displayed in the buffer. For example: GW-INSTEK, GDS-3652A,PXXXXXX,V1.00 GW, GDS-3652A, PXXXXXX, V1.00\N For further details about remote control and remote Note commands, please see the programming manual.
Page 390: Web Server
GDS-3000A series User Manual Web Server Web Server Overview The GDS-3000A has an inbuilt web server that can Background be used to: view the system information (Welcome Page)  set/view the network configuration settings  (Network Configuration) remotely view the current display image on the ...
Page 391 REMOTE CONTROL CONFIG Hostname Gateway Network   Configuration Domain name   IP Address DHCP State   Subnet mask  Current display image Get Display  Image Upload or download profile (*.set) to oscilloscope File Exchange Control oscilloscope remotely from browser via SCPI command executing SCPI command...
Page 392 GDS-3000A series User Manual Control oscilloscope remotely from browser via Web control graphical user interface (GUI) to display real-time waveform 1. Configure the Ethernet interface. Page 377 Panel Operation 2. Enter the IP address of the GDS-3000A unit into the address bar of a web browser.
Page 393 REMOTE CONTROL CONFIG...
Page 394 GDS-3000A series User Manual AINTENANCE Three types of maintenance operations are available: Signal Path Compensation, Vertical Accuracy Calibration and Probe Compensation. Run these operations when using the GDS-3000A in a new environment. How to use the SPC function............. 393 Vertical Accuracy Calibration ............. 393...
Page 395: Maintenance
MAINTENANCE How to use the SPC function Signal Path Compensation (SPC) is used to Background compensate the internal signal path due to ambient temperature. SPC is able to optimize the accuracy of the oscilloscope with respect to the ambient temperature. 1.
Page 396 GDS-3000A series User Manual 3. Press more 1 of 3 from the side menu. 4. Press Self Cal on the side menu. 5. Press Vertical on the side menu. 6. A message appears to “Now performing vertical calibration… Connect the CAL output to channel, then press the Vertical key”.
Page 399: Faq
• I connected the signal but it does not appear on the display. • I want to remove the (Measurement result/ FFT result/ Help contents) from the display. • The waveform does not update (frozen). • The probe waveform is distorted. •...
Page 400 GDS-3000A series User Manual The waveform does not update (frozen). Press the Run/Stop key to unfreeze the waveform. See page 39 for details. If this does not help, the trigger mode might be set to Single. Press the Single key to exit Single mode. See page 141 for Single trigger details.
Page 401: Appendix
APPENDIX PPENDIX Updating the Firmware ..........400 GDS-3000A Series Specifications ......402 Model-specific ..................402 Common ....................402 Probe Specifications ..........409 Model-specific Probe Specifications ..........409 Common Probe Specifications ............409 Dimensions ..............410 Certificate Of Compliance .........411...
Page 402: Updating The Firmware
GDS-3000A series User Manual Updating the Firmware New firmware can be downloaded from the our Background website in the oscilloscope products section. Place a copy of the firmware file (xxx.upg) onto the root directory of a USB flash disk. 1. Put the USB drive that contains...
Page 403 APPENDIX 4. Press the “Start Now” (F1) key. The oscilloscope will automatically start upgrading the firmware. Or press the “Cancel” (F3) key to quit the firmware upgrading procedure. 5. When the status indicator shows the complete status (status indicator in yellow completely) and a message of “Update NAND flash success”...
Page 404: Gds-3000A Series Specifications
GDS-3000A series User Manual GDS-3000A Series Specifications The specifications apply when the GDS-3000A series is powered on for at least 30 minutes under +20°C~+30°C. Model-specific GDS-3352A Channels 2 + Ext Bandwidth DC ~ 350MHz (–3dB) @50Ω/1MΩ input impedance Rise Time...
Page 405 APPENDIX Input Impedance 1MΩ// 22pF approx. DC Gain Accuracy 1mV: ±5% full scale ≥2mV: ±3% full scale Polarity Normal & Invert Maximum Input For 1MΩ input impedance: Voltage 300Vrms, CAT II For 50Ω input impedance: 5Vrms Offset Position Range For 1MΩ input impedance: 1mV/div ~ 20mV/div : ±1V 50mV/div ~ 500mV/div : ±10V 1V/div ~ 5V/div : ±100V...
Page 406 GDS-3000A series User Manual Signal Real Time Sample Rate 5GSa/s half channels; Acquisition 2.5GSa/s all channels Record Length Max. 200Mpts / ch Acquisition Mode Normal, Average, High Resolution, Peak Detect, Single Peak Detection 2ns (typical) Average Selectable from 2 to 512...
Page 407 APPENDIX Max. Frequency 25 MHz Waveforms Arbitrary, Sine, Square, Pulse, Ramp, DC, Noise, Sinc, Gaussian, Lorentz, Exponential Rise, Exponential Fall, Haversine, Cardiac Output Range 20 mVpp to 5 Vpp, HighZ; 10 mVpp to 2.5 Vpp, 50Ω Output Resolution 1mV Output Accuracy 2% (1 kHz) ±2.5 V, HighZ;...
Page 408 GDS-3000A series User Manual Vertical Scale 1dB/div to 20dB/div in a 1-2-5 Sequence 1V/div  -40dBm, Avg : 16 Displayed Average 100mV/div  -60dBm, Avg : 16 Noise Level 10mV/div  -80dBm, Avg : 16 Spurious Response 2nd harmonic distortion < 35dBc 3rd harmonic distortion <...
Page 409 APPENDIX Test Amplitude 10mVpp to 2.5Vpp into 50Ω, 20mVpp to 5Vpp into High-Z, Fixed test amplitude or custom amplitude for each decade. Test Results Logarithmic or linear overlaid gain and phase plot, may also overlay with reference plots for cross comparison. Test results saved in csv format for offline analysis.
Page 410 GDS-3000A series User Manual Time clock Time and Date, Provide the Date/Time for saved data Internal Flash Disk 800M bytes Single-Level Cell memory Installed APP Go/NoGo, DVM, DataLog, Digital Filter, Frequency Response Analyzer, Mask, Mount Remote Disk, Demo User Define Key...
Page 411: Probe Specifications
APPENDIX Probe Specifications Model-specific Probe Specifications GTP-351R Applicable to GDS-3352A / GDS-3354A Bandwidth DC ~ 350MHz Rise time 1.0ns Input Capacitance ~12pF Compensation 10 ~ 30pF Range GTP-501R Applicable to GDS-3652A / GDS-3654A Bandwidth DC ~ 500MHz Rise time 0.7ns Input Capacitance ~11.5pF @ 100MHz Compensation...
Page 412: Dimensions
GDS-3000A series User Manual Dimensions Digital Storage Oscilloscope GDS-3654A VARIABLE Hardcopy Acquire Autoset 650 MHz 5 GS/s Run/Stop Save/Recall Default Single Utility Select Measure TRIGGER BK SP LEVEL Power Enter Cursor Intensity Spectrum Analysis HORIZONTAL Push for 50% SCALE Zoom...
Page 414 GDS-3000A series User Manual NDEX AC coupling ......106 AM ..........203 AC Priority mode ...... 39 channel activation ...... 198 Acquisition ......... 80 connection ........197 average .......... 80 Coupling and tracking ....223 indicator ........25 Create new ARB waveform ..211 peak detect ........
Page 415: Index
INDEX UART ........... 117 FAQ ..........397 Channel ........37 status indicator ......25 horizontal cursor ......60 Connection ........ 337 vertical cursor ....... 63 Control panel function File specification......... 404 create folder ........ 367 Conventions ....... 30 delete ........... 370 rename .........
Page 416 GDS-3000A series User Manual Mask .......... 325 Rear panel diagram ....196 auto mask ........327 Recall ......... 358 user-defined mask ...... 330 default setup ....... 358 Math reference ........363 Advanced math overview ... 72 setup ..........361 basic ..........66 waveform ........
Page 417 INDEX configuration .........87 CAN ........166 infomation ........94 C ........... 162 measurement .........91 LIN .......... 169 navigation ........89 Parallel ........171 overview ........85 SPI ........... 165 play back ........90 UART ........160 run ..........88 edge ..........149 Serial Bus holdoff ......... 148 indicator ........

Good Will Instrument GDS-3000A Series User Manual

Table of Contents

Etting Started

Easurement

Dvanced Configuration

Rbitrary Wave Generator

Ower Analysis (Optional)

Pplications

Ave/Recall

Quick Links

Chapters

Need help?

Questions and answers

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Summary of Contents for Good Will Instrument GDS-3000A Series

Table of Contents