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HP 81130A/’31A Performance Test
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When you are testing instruments with 2 output channels it is
necessary to:
a.Configure
ERWK
channels.
b. Switch OFF the channel that is not being tested
If you then test the other channel:
c. Switch ON the channel you are testing, and switch OFF the
other channel.
5. Set the Digitizing Oscilloscope HP 54121T:
•
Press AUTOSCALE
•
Select the Display menu and set the Number of Averages to 64
•
Set the VOLTS/DIV = 10 mV/div
•
Set OFFSET to 500 mV
•
Select the Timebase menu and set the TIME/DIV to 100 ps/div
•
Center the first positive-going edge of the signal
(Delay approx. 80 ns)
6. Press MORE and HISTOGRAM
7. Select the Window submenu and press WINDOW MARKER
1 and set it to 490 mV
8. Press WINDOW MARKER 2 and set it to 500 mV
9. Select the Acquire submenu, set the Number of Samples to
1000 and press START ACQUIRING
