Gw-instek GDS-800 Series User Manual User Manual

GDS-800 Series Digital Storage Oscilloscope Operation Manual1Table of Contents Pages1. USAGE PRECAUTIONS AND RECOMMENDATI

GDS-800 Series Digital Storage Oscilloscope Operation Manual10Probe compensationTo display an undistorted waveform on an oscilloscope, the probe must

GDS-800 Series Digital Storage Oscilloscope Operation Manual11AUTOSETThe “Autoset” function provides a stable, triggered display of any input signal (

GDS-800 Series Digital Storage Oscilloscope Operation Manual124. Panel DescriptionFront Panel

GDS-800 Series Digital Storage Oscilloscope Operation Manual13Display Area(1): The memory bar (500 point processed by oscilloscope)*.(2): Trigger po

GDS-800 Series Digital Storage Oscilloscope Operation Manual14Vertical controls(1): Channel 1, 2 POSITION knobs. The position control knobs adjust the

GDS-800 Series Digital Storage Oscilloscope Operation Manual15Trigger controls(1): The power ON/STANDBY pushbutton(2): Selects the trigger type, sou

GDS-800 Series Digital Storage Oscilloscope Operation Manual16BNC inputs(1): The channel 1 & 2 BNC inputs receive electrical signals for display(

GDS-800 Series Digital Storage Oscilloscope Operation Manual175. OperationThis chapter contains useful information about the operation of this oscillo

GDS-800 Series Digital Storage Oscilloscope Operation Manual18CH1, CH2: The vertical menu contains the following items when channel 1 or channel2 is t

GDS-800 Series Digital Storage Oscilloscope Operation Manual19z CH1-CH2: Waveform of channel 1 minus waveform of channel 2.The position of CH1+CH2/CH

GDS-800 Series Digital Storage Oscilloscope Operation Manual21. Usage Precautions and RecommendationsThe following precautions are recommended to insu

GDS-800 Series Digital Storage Oscilloscope Operation Manual20z Position: Adjusts the FFT position on the display area by rotating theVARIABLE knob.

GDS-800 Series Digital Storage Oscilloscope Operation Manual21(1): Cursors measure frequency of input waveform.(2): The spectrum of channel one input

GDS-800 Series Digital Storage Oscilloscope Operation Manual22Horizontal ControlTo select the horizontal controls, press the MENU pushbutton to select

GDS-800 Series Digital Storage Oscilloscope Operation Manual23z Window Zoom: Press F3 softkey to display the zoomed waveform.Figure 5-6: Operating th

GDS-800 Series Digital Storage Oscilloscope Operation Manual24Figure 5-7: Operating the XY display functionThese 500 points processed by the oscillosc

GDS-800 Series Digital Storage Oscilloscope Operation Manual25For example, a signal is display on the screen as figure 5-8.Figure 5-8: The stopped wav

GDS-800 Series Digital Storage Oscilloscope Operation Manual26Figure 5-10: Decreasing “delay trigger indicator” shifts the waveform to the rightThe su

GDS-800 Series Digital Storage Oscilloscope Operation Manual27For example, the sample rate of figure 5-11 is 250kSa/s. The 250kSa/s on memorylength 50

GDS-800 Series Digital Storage Oscilloscope Operation Manual28Trigger ControlWhen the instrument starts acquiring and display a waveform, “trigger” he

GDS-800 Series Digital Storage Oscilloscope Operation Manual29z Auto: In this mode, the oscilloscope will generate an internal trigger in theabsence

GDS-800 Series Digital Storage Oscilloscope Operation Manual3FOR UNITED KINGDOM ONLYNOTE: This lead / appliance must only be wired by competent person

GDS-800 Series Digital Storage Oscilloscope Operation Manual30AUTO: The oscilloscope is in auto mode and trigger conditions are not met.Figure 5-14: T

GDS-800 Series Digital Storage Oscilloscope Operation Manual31z : Switch off frequency reject mode.z Noise Rej On/Off: Press F4 softkey to enable no

GDS-800 Series Digital Storage Oscilloscope Operation Manual32z Field 2: Press F5 softkey to trigger on field 2 of the video signal. Rotate theVARIAB

GDS-800 Series Digital Storage Oscilloscope Operation Manual33Pulse Width Triggeringz Type PULSE: The pulse width triggering can provide the scope to

GDS-800 Series Digital Storage Oscilloscope Operation Manual34z Slope : Select positive or negative polarity for the pulse widthtriggering

GDS-800 Series Digital Storage Oscilloscope Operation Manual35z Coupling DC/AC: Press the F2 softkey to select DC coupling or AC coupling.z Rejectio

GDS-800 Series Digital Storage Oscilloscope Operation Manual36If start trigger signal is selected, the DELAY time can be set by the VARIABLEknob.If th

GDS-800 Series Digital Storage Oscilloscope Operation Manual37If start trigger signal is selected, the number of events can be selected by theVARIABLE

GDS-800 Series Digital Storage Oscilloscope Operation Manual38Miscellaneous ControlsTo select the miscellaneous controls, press these pushbuttons to s

GDS-800 Series Digital Storage Oscilloscope Operation Manual39Average mode reduces displayed signal noise significantly. As the number ofaverages incr

GDS-800 Series Digital Storage Oscilloscope Operation Manual4Use and WearCAUTION• Do not exceed 300Vpeak into the channel BNC INPUTs.• To avoid risk

GDS-800 Series Digital Storage Oscilloscope Operation Manual40Figure 5-21: The relationship between “memory bar”, “memory length”, and “viewablearea (

GDS-800 Series Digital Storage Oscilloscope Operation Manual41Figure 5-22: The relationship between “memory bar”, “memory length”, and “view-able area

GDS-800 Series Digital Storage Oscilloscope Operation Manual42MemorylengthTimebase5001250 2500 5000 12500 25000 50000 1250001ns/divET25Gsa/s NA NA NA

GDS-800 Series Digital Storage Oscilloscope Operation Manual43DISPLAY: Press the DISPLAY pushbutton to change the appearance of the displayand select

GDS-800 Series Digital Storage Oscilloscope Operation Manual44UTILITY: The utility menu provides abundant sub menus: Printer menu, Interfacemenu, (Be

GDS-800 Series Digital Storage Oscilloscope Operation Manual45z Stop bit: Press the adjacent pushbutton to select “1” or “2” bits.z Parity: Press th

GDS-800 Series Digital Storage Oscilloscope Operation Manual46z Self Cal Menu: Please refer to service menu for the details.z System Inform: The com

GDS-800 Series Digital Storage Oscilloscope Operation Manual47Template Min: The minimum template is always selected from theReference B of “Save/Recal

GDS-800 Series Digital Storage Oscilloscope Operation Manual48z Previous Menu: back to previous menu.For Template Autoz Template Auto: The two “Go-N

GDS-800 Series Digital Storage Oscilloscope Operation Manual49z Source: select channel 1 or channel 2 as subject signal input.z Violating Stop/ /Con

GDS-800 Series Digital Storage Oscilloscope Operation Manual53) GroundingWARNING• To avoid electrical shock, the power cord protective grounding cond

GDS-800 Series Digital Storage Oscilloscope Operation Manual50z No Go When / : Select the judgment condition of violation for“Go-No Go” function.z

GDS-800 Series Digital Storage Oscilloscope Operation Manual51z Frequency: The adjustable frequency range for probe compensation signalis from 1kHz t

GDS-800 Series Digital Storage Oscilloscope Operation Manual52PROGRAM: The advance “Program mode” function is able to let oscilloscope toremember cert

GDS-800 Series Digital Storage Oscilloscope Operation Manual53z Item Time: Select the time of stop. The selectable range: 1~99 seconds. Orwait users

GDS-800 Series Digital Storage Oscilloscope Operation Manual54Figure 5-25 shows a program which replay form step one to step six and run tentimes repe

GDS-800 Series Digital Storage Oscilloscope Operation Manual552. Save all settings of channel one to memory location one (M 01). (a). PressSAVE/RECAL

GDS-800 Series Digital Storage Oscilloscope Operation Manual564. Save all settings of channel two to memory location two (M 02). (a). PressSAVE/RECAL

GDS-800 Series Digital Storage Oscilloscope Operation Manual576. (a). Press F2 softkey and rotate the VARIABLE knob to select “step 1”; (b).PressF3 so

GDS-800 Series Digital Storage Oscilloscope Operation Manual588. The steps of program condition are completed now. And we need (a). Press F5softkey t

GDS-800 Series Digital Storage Oscilloscope Operation Manual59Figure 5-36: step two is continual running for 10 seconds on program modFigure 5-37: the

GDS-800 Series Digital Storage Oscilloscope Operation Manual66) Operating Environment• The following conditions are recommended for optimum use of th

GDS-800 Series Digital Storage Oscilloscope Operation Manual60CURSOR: Select the different cursor measurement. Vertical cursors measure time;horizonta

GDS-800 Series Digital Storage Oscilloscope Operation Manual61z Vertical / / / : Press F3 softkey to switch twohorizontal cursor modes: independent

GDS-800 Series Digital Storage Oscilloscope Operation Manual62MEASURE: This oscilloscope provides various automatic measurements. Automaticmeasurement

GDS-800 Series Digital Storage Oscilloscope Operation Manual63z Risetime: Timing measurement taken for leading edge of the first pulse in thewaveform

GDS-800 Series Digital Storage Oscilloscope Operation Manual64SAVE/RECALL: User can save any waveform in one of two internal memories of theoscillosco

GDS-800 Series Digital Storage Oscilloscope Operation Manual65z Save: After Trace RefA/RefB selected, press F4 softkey to save the waveformat present

GDS-800 Series Digital Storage Oscilloscope Operation Manual66HELP: Display on-line help document on the waveform display area. Press HELPpushbutton t

GDS-800 Series Digital Storage Oscilloscope Operation Manual67ERASE: Press the pushbutton to erase all waveform data from the graticule area,clears wa

GDS-800 Series Digital Storage Oscilloscope Operation Manual686. Block Diagram

GDS-800 Series Digital Storage Oscilloscope Operation Manual697. RS-232 ConfigurationThis oscilloscope contains a DB 9-pin, male RS-232 connector for

GDS-800 Series Digital Storage Oscilloscope Operation Manual72. General Description and FeaturesThe GDS-806/810/820/840 is a useful, 2 channel digital

GDS-800 Series Digital Storage Oscilloscope Operation Manual70When the oscilloscope is set up with a RS232 interface, please check the followingpoints

GDS-800 Series Digital Storage Oscilloscope Operation Manual71The RS232 connection testingIf you want to test whether the RS232 connection is working

GDS-800 Series Digital Storage Oscilloscope Operation Manual728. SpecificationsPerformance Condition: The electrical specifications found in these tab

GDS-800 Series Digital Storage Oscilloscope Operation Manual73Polarity Normal & InvertMaximum Voltage Between Signal andCommon at input BNC300V (D

GDS-800 Series Digital Storage Oscilloscope Operation Manual74SensitivityDC ~ 25MHz Approx. 0.5div or 5mV25MHz ~ 60MHz Approx. 1.5div or 15mV for GDS-

GDS-800 Series Digital Storage Oscilloscope Operation Manual75Horizontal：Range 1ns/div ~ 10s/div (1-2-5 increments)Modes Main, Window, Window Zoom, Ro

GDS-800 Series Digital Storage Oscilloscope Operation Manual76Signal Acquisition System：Real-time Sample Rate 100MSa/s maximum on each channelEquivale

GDS-800 Series Digital Storage Oscilloscope Operation Manual77Trigger Frequency CounterReadout Resolution 6 digitsFrequency Range 20Hz minimum to rate

GDS-800 Series Digital Storage Oscilloscope Operation Manual78Power Source：Line Voltage Range 100V ~ 240V AC, auto selectionLine Frequency 47Hz ~ 63Hz

GDS-800 Series Digital Storage Oscilloscope Operation Manual79Adjustable Probe Compensation SignalOnly available for GDS-806S/C and GDS-810S/C Fr

GDS-800 Series Digital Storage Oscilloscope Operation Manual8The advance 32-bit microprocessor controlled GDS-800 series Digital StorageOscilloscope h

GDS-800 Series Digital Storage Oscilloscope Operation Manual80GTP-060A-2, GTP-100A-2, 150A-2 & GTP-250A-2 Probe：Position ×10Attenuation Ratio 10:1

GDS-800 Series Digital Storage Oscilloscope Operation Manual81Position ×1Attenuation Ratio 1:1Bandwidth DC to 6MHzRise Time 58nsInput Resistance1MΩ (

GDS-800 Series Digital Storage Oscilloscope Operation Manual82Declaration of ConformityWeGOOD WILL INSTRUMENT CO., LTD.No. 7-1, Jhongsing Rd., Tucheng

GDS-800 Series Digital Storage Oscilloscope Operation Manual83Declaration of ConformityWeGOOD WILL INSTRUMENT CO., LTD.No. 7-1, Jhongsing Rd., Tucheng

GDS-800 Series Digital Storage Oscilloscope Operation Manual93. First Time OperationThe following text assumes that the “SAFETY” section of this manua