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HP 437B
5-6
ADJUSTMENTS
10.
11.
12.
13.
14.
Press the PRESET/LOCAL key, then the ENTER key.
Press the ZERO key, and allow time (5-15 seconds) for the zeroing
routine to finish.
Set the range calibrator's FUNCTION switch to CALIBRATE.
Press the Power Meter's CAL (SHIFTed ZERO) key.
Using (<), (+), GD, or CO), modify the REF CF to read 100.0%
Press the ENTER
key.
Set the range calibrator's RANGE
to 10 mW.
Adjust A4RI11 (RNG 4 SHP) for a reading of 10.00 +0.0!1 mW on the
Power Meter display.
Set the range calibrator's RANGE
to 100 mW.
Adjust A4R112 (RNG 5 SHP) for a reading of 100.0 +0.1 mW on the
Power Meter display.
Repeat steps 10 through 13 to check that interaction between steps has
not caused a shift in settings.
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