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Using the Counter
2–28
VX4101A MultiPaq Instrument User Manual
Measuring Time Interval
In this procedure, you will make a time interval measurement using external
gating.
1. Select the Counter:
INST:SEL COUNTER
2. Set the input 1 coupling to DC:
INPut:COUPling DC
3. Set input 1 impedance to 50 W:
INPut:IMPedance 50
4. Set the input 1 signal lowpass filter state On:
INPut:FILT ON
5. Select the start arming source to be used after the Counter is initiated:
ARM:SOURce CTR_EXTARM
6. Select the start arming source to be used when the Counter is initiated:
ARM:STOP:SOURce COUNTER
7. Select the Time Interval function without changing most of the Counter
setup:
SENSe:FUNCtion "TINTerval"
NOTE. Input coupling and impedance are not changed.
8. Set the aperture to minimum:
SENS:APER MIN
9. Initiate the configured measurement:
INIT
NOTE. Need application specific delay to allow time for triggers to occur.
10. Retrieve the measured data:
FETC?