Gw-instek SFG-830 User Manual User Manual

`Signal Function SynthesizerMode : SFG-83082FG-83000MC

SFG-830 p.7Sample Rate 42.949600MHz/N, N=8, 10, 12,…215Waveform Length 12,000 points max.ArbitraryWaveformsVertical Resolution 12 bitsSweep Functio

p. 8 SFG-8305. Front and Rear PanelsFront Panel

SFG-830 p.91POWER button:Push in the button, then the power will be supplied and thedisplay will light up. The power is off when push the button

p. 10 SFG-830Rear Panel

SFG-830 p.111Power Entry model:This is the AC power input terminal. AC input should be withinthe range of line voltage±10%, 50/60Hz.2Sweep/Modulati

p. 12 SFG-8306.4 The Setup of Offsetn Press [ OFFSET ] button.o Key in the desired value of offset.p Select a proper unit-button to specify the v

SFG-830 p.13p Press [ SHIFT ] and [ ] to make the right-hand figures “2047” blinking; thenkey in [ 0 ] and press [ Hz ] to change the value of the

p. 14 SFG-8306.8 The Setting of RECL ButtonThe RECL button can retrieve the parameters saved in the RAM.n Push [ RECL ] button.o Key in the numbe

SFG-830 p.156.10 Setup of LIN or LOG SweepSFG-830 can adopt frequency to sweep its function output for triangle and rampwaves. The type of sweep ca

p. 16 SFG-830Note:c Different sequence of the steps taken will not make any change on the execution andthe result.d The bandwidth [SPAN] = stop f

iContents1. Precautions...12. Product Outline

SFG-830 p.17e The input voltage of external modulation is -5V ~ +5V.* If the input voltage is between 0V ~ +5V, the AM modulation will be the commo

p. 18 SFG-8306.13 Setup of PM ModulationSFG-830 use 256PSK (Phase Shift Key in) to generate PM modulation.n Use [ ] or [ ] button in FUNCTION

SFG-830 p.19(1) Common Commands of IEEE488.2Command Function Parameter*CLS Clear status command Nil*ESE Standard event status enable command Numeri

p. 20 SFG-830Commands of the Instrument (cont.)Command Function ParameterSOURce:FREQuency:CENTer Set center frequency of synthetic waves Numeric

SFG-830 p.21Commands of the Instrument (cont.)Command Function ParameterSOURce:FUNCtion:FM:STATe Set FM modulation ON/OFF or 0/1SOURce:FUNCtion:FM:

p. 22 SFG-8306.15 Syntax and Commands:This section provides an overview of the commands for the SFG-830Synthesized Function Generator.SCPI (Stand

SFG-830 p.23) Execution ErrorAn error number in the range [-299, -200] indicates that an IEEE488.2 syntaxerror has been detected by the instrument’

p. 24 SFG-8306.16 The Examples of the Communication Interface SoftwareEXAMPLE 1：Send Arbitrary Waveforms＃include <stdlib.h>＃include <u

SFG-830 p.25EXAMPLE 2：Arbitrary Amplitude Modulation＃include <stdlib.h>＃include <userint.h>＃include <utility.h>＃include <g

p. 26 SFG-830EXAMPLE 3：Arbitrary Frequency Modulation＃include <stdlib.h>＃include <userint.h>＃include <utility.h>＃include &l

SFG-830 p.1 EC Declaration of ConformityWeGOOD WILL INSTRUMENT CO., LTD.(1) NO. 95 - 11, Pao Chung Rd., Hsin-Tien City, Taipei Hsien, Taiwan(2) Pl

SFG-830 p.277. Adjustment and Correction7.1 Preparationn Preheat the instrument for more than 30 minutes.o The operation temperature should be 23±5

p. 28 SFG-8307.6 Adjusting the Filtern Press [Shift] + [DEFAU] keyso Set conditions: Function : ARB Amplitude : 8Vp-pFrequency : 2MHz (sampling f

SFG-830 p.29o Use [▲] and [▼] keys in MODIFY column or press numeric keys [0]~[9] to inputthe desired value.Example:i.) If the display shows “00001

p. 30 SFG-830(2) Negative Attenuator CalibrationTo calibrate the negative attenuator, you should go through Calibration Number 9~ 16 in turn, and

SFG-830 p.31(5) Calibrating the Amplitude of Square WaveGo through stepn~p repeatedly to calibrate the output of Number 308 ~ 404.n Set the Calibra

p. 32 SFG-8307.9 Checking Frequency AccuracyThe deviation should be within ±5ppm.n Set conditions: Function : Sine Wave Amplitude : 1Vp-pFrequenc

SFG-830 p.33(3) Checking the Amplitude of Triangle WaveThe deviation should be ±5%.n Set conditions: Function : Triangle Wave Amplitude : 10Vp-pFre

p. 34 SFG-830(6) Checking the Harmonic DistortionThe deviation should be :Deviation Frequency< -50dBC < 100kHz< -40dBC 0.1 ~ 1MHz< -3

SFG-830 p.35(9) Checking the Symmetry of Square WaveThe deviation should be < ±1% of period +4ns.n Set conditions: Function : Square Wave Amplit

p. 36 SFG-830

SFG-830 p.11. PrecautionsSFG-830 is especially designed for safe operation. It has passed rigorous tests ofinclement environment to ensure its reli

SFG-830 p.37(3) Triangle WaveformWhen the user input a frequency, the MPU will calculate the correspondent datathen save it in RAM(II) (U211-U213),

p. 38 SFG-830Appendix 1 Commands of IEEE488.2＊IDN？ Identification Queryz After receipt of this query the instrument generates responseme

SFG-830 p.39＊TST？ Selftest Queryz Cause an instrument to execute an internal self-test and returns aresponse showing the results of the self

p. 40 SFG-830＊OPC？ Operation Complete Queryz Place an ASCII character 1 into the instrument‘s output queue whenall pending instrument oper

SFG-830 p.41＊SRE Service Request Enable Commandz ＊ESE, followed by a decimal value, sets the bits of the〝ServiceRequest Enable Register〞whic

p. 42 SFG-830STATUS BYTE DEFINTIONS：STB Serial Poll Status Byte0 Sweep Done set when no sweeps are in progress1 Mod Enable set when modula

SFG-830 p.43APPENDIX 2: RS-232 Wiring ConfigurationSFG-830 is a DTE device with a 9-pin D-type male or 25-pin D-type female shell RS-232 connector

p. 44 SFG-8309-PIN D-SHELL1. No Connection2. Receive Data (R×D) (input)3. Transmit Data (T×D) (output)4. No connection5. Signal Ground (GND)6.

SFG-830 p.45This wiring configuration is used for computers with DB-9-D connectors configured asData Terminal Equipment.EQUIPMENT COMPUTER(DB25,DTE

p. 2 SFG-830(5) Grounding!WARNINGTo avoid electrical shock, the power cord protective groundingconductor must be connected to ground.SFG-830 can be

SFG-830 p.3(10) For United KingdomNOTEThis lead/appliance must only bewired by competent persons.WARNINGTHIS APPLIANCE MUST BEEARTHEDIMPORTANTThe w

p. 4 SFG-8302. Product OutlineThe frequency synthesis method applied by SFG-830 is Direct Digital Synthesis(DDS), a new technique that generates sta

SFG-830 p.5A DDS frequency synthesizer consists of a phase accumulator, a lookout table (ROMor RAM), a Digital-to-Analog Converter (DAC), and a Low

p. 6 SFG-8304. SpecificationsOutput FunctionSine, Triangle, Ramp, Square, Sync Output, ArbitrarySine 20mHz ~ 30MHzSquare 20mHz ~ 30MHzTriangle 100mH