 | Span Press to set the span for the PM audio spectrum display. Use the numeric keypad, the rotary knob, or the arrow keys to set the value. Valid values are 2 kHz, 5 kHz, 10 kHz, 20 kHz, 70 kHz, and 140 kHz. 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. |