Garmin SL50 GPS Receiver User Manual


 
Com Noise Level
The Com Noise Level function shows the relative
received noise level of the frequency you are
listening to. The range displayed is between 0 and
255. The value will constantly change as you are
viewing it as signal conditions change. A higher
number indicates more noise.
119.10 Com Noise Level: 87
Mic 1 and Mic 2 Squelch Level Adjustment
The Mic 1 and Mic 2 Squelch Level Adjustment
pages are used to display and adjust the microphone
squelch levels to match the sensitivity for your
system and personal needs, with the higher number
being more sensitive.
1. In the Com Radio Information function, turn the
Large knob to the Mic 1 or Mic 2 Squelch Level
pages.
Mic 1 Squelch: 87