HP (Hewlett-Packard) 22A Manuel D’Utilisation

FM On/Off Int

This 

 (Option 002 only) activates the internal frequency

modulation mode. No external source is needed.

When internal FM is in effect, the parameters are controlled by the

following soft keys: Internal FM Rate Internal FM Deviation

FM Coupling 

 FM Coupling DC Waveform Menu. The

synthesizer is factory preset to a 1 MHz rate, 1 MHz deviation, and
sine wave parameters.

An asterisk next to the key label indicates that internal FM is active
and 

is displayed on the message line.

FM:SOURce 
FM:STATe 

Analyzer: NONE

 also see “FM” and “Modulation”.

Freq Cal Menu

USER CAL

This 

 accesses the sweep span calibration menu.

 Always Performs a sweep span calibration each time

the frequency span is changed.

Swp Span Cal 

Performs a sweep span calibration.