HP 3048A Operating Manual page 26

Phase noise measurement system
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The Calibration Methods
1. Press the
Calibr Process
key.
Select a method for determining the PHASE DETECTOR CONSTANT.
Use the current Detector Constant
Select a method for determining the VCO TUNING CONSTANT.
Use the current Tuning Constant
Compute from expected T. Constant
The computed PLL suppression J
I be verified.
To return to the previous menu
[ Press 'DONE' ]
This menu allows you to choose the calibration method
most suitable for your measurement situation. When you are
setting up a new measurement, you will typically select the
measure method for determining the calibration constants and
have the HP 3048A verify PLL suppression. (The criteria for
selecting the other calibrating methods will be covered in
your HP 3048A Reference Manual.)
2. Press the Done key.
Getting Started
1-19

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