 | Span Press to set the span for the FM 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 % IFBW Press to set the vertical scale in percent of intermediate frequency bandwidth (IFBW). Use the numeric keypad, the rotary knob, or the arrow keys to set the percent value. Squelch Power Press to set the squelch power level. Back Press to return to the Measurements menu. |