Spectrum Analyzer Measurement Guide : AM/FM/PM Analyzer (Option 509) : Audio Waveform PM Menu
 
Audio Waveform PM Menu
Key Sequence: Measure or (Shift + 4) > Audio Waveform > Audio Waveform
Audio Waveform PM Menu
 
Sweep Time
Press to set the sweep time for the PM audio waveform display. If you use the numeric keypad to enter a value, then the submenu keys change to Time in units of min, s, ms, or µs.
Scale milli‑Rad
Press to set the vertical scale in milliradians. Use the numeric keypad, the rotary knob, or the arrow keys to enter a value.
Squelch Power
Press to set the squelch power level.
Back
Press to return to the Measurements menu.