Fm Calibrator - HP 8901B Operation And Calibration Manual

Model
8901B
Adjustments
Adjustment 10
FM SENSITIVITY
0
Service Sheet 11
Description
The FM sensitivity is adjusted for a calibration factor of 100% while the Modulation Analyzer measures
the output of its FM calibrator.
Procedure
1. Perform Adjustment 9
-
FM
Calibrator.
2. Connect the CALIBRATION A M F M OUTPUT to the INPUT. (The CALIBRATION A M F M
OUTPUT can be connected either to a sensor module or directly
to
the Modulation Analyzer's
INPUT.)
NOTE
For best accuracy, allow the Modulation Analyzer to warm up for at least
one-half hour.
3. Press FM then CALIBRATEL Allow at least two readings (approximately 40 seconds) to pass,
then adjust A4WO (FM SENS) for a display of 99.95 to 100.05%.
Adjustment 10
5-17