VALS=ABS AUTO=YES STEP=01 ACTIVE LENGTH=0256 LEVEL=+000 | Fluke 271

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Fluke 271 VALS=ABS AUTO=YES STEP=01 ACTIVE LENGTH=0256 LEVEL=+000, VALS=ABS AUTO=YES STEP=08 ACTIVE LENGTH=0005 LEVEL=+153

Contents

Getting Started Manual Programmable 10 MHz DDS Function Generator LIMITED WARRANTY AND LIMITATION OF LIABILITY To register your product online, visit register.fluke.com Safety Getting Started Manual Safety continued The following symbols are used on the instrument and in this manualTerminal connected to chassis ground Mains supply OFF Mains supply ON Alternating current Warning - hazardous voltages may be presentPage Immunity EMC ComplianceEmissions e EN61000-4-5 1995 Surge 0.5 kV line to line, 1 kV line to ground Table of Contents Title viii AUX OUT Getting Started IntroductionBefore You Start Mains Supply Voltage Externally Applied Voltages Controls and Connections Getting StartedFigure 1. Model 271 Front Panel shx0001f.gif Function Keys The Liquid Crystal DisplayControls FIELD and DIGIT Keys and the Rotary Control Numeric, Units and SET Keys MODE Keys UTILITIES KeysOUTPUT Key RECALL and REMOTE Front Panel Inputs and Outputs EXT TRIGMAIN OUT AUX OUT Rear Panel Connectors CLOCK IN/OUTVCA IN SYNC OUT RS232 and GPIB Interface Connectors TRIG/SWEEP OUT Using the Instrument Plug in and switch on the instrumentStarting up Check the LCD Display Generating Continuous Signals Set a frequency, for example 12.5 kHzFREQ=12.50000kHz VhiZ=+20.0 Vpp 50Ω DC=+0.00mV +0.00mV SYM=50.0% 50.0% Set the amplitude to +10 dBm Have a look at some other waveformsChange the dc offset =80.00000us PER =80.00000us VhiZ=+4.00 Vpp 50Ω DC=+1.50 V +151.mV SYM=50.0% 50.0% Effect of the output attenuatorDC OFFSET CHANGE * * BY OUTPUT LEVEL Adjusting the phase SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT= PHASE=+000 +000SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT= PHASE=+116 +116 Asymmetric waveforms Generating Swept Signals TRIG/SWEEP OUT signal BEG FRQ=261.6000 Hz END FRQ=1.108700kHz MARK FRQ=523.3000 Hz MORE MODE=BEG-END LAW=LOG RAMP TIME=0.05 s TRIG SRC=CONTINUOUS MOREMODE=BEG-END LAW=LOG RAMP TIME=5.00 s TRIG SRC=CONTINUOUS MORE SOURCE=EXT TGEN=1.00ms 1.000kHz BURST COUNT=0001 PHASE=+000 +000 PHASE=+000 +000Generating a Triggered Burst FREQ=2.000000kHz VhiZ=+20.0 Vpp 50Ω DC=+0.00mV +0.00mV FSK Mode Special WaveformsStaircases FREQ A=800.0000 Hz FREQ B=1.200000kHz SOURCE=TGEN FREE Figure 2. 625-line PAL TV Signal step namestart µs amplitude VALS=ABS AUTO=YES STEP=01 ACTIVE LENGTH=0256 LEVEL=+000 VALS=ABS AUTO=YES STEP=08 ACTIVE LENGTH=0005 LEVEL=+153 Saving and Recalling Settings Arbitrary WaveformsRECALL ARB No SINX/X ENTER TO EXECUTE RECALL ARB No ARB 03 IS EMPTY Other Functions and Waveforms