Midland PRO902 Manual page 9

Squelch Control
Squelch control is used to eliminate the background noise when there are no signals
present. The PRO902 features a preset Squelch system. The Squelch sensitivity has been
factory set to provide optimum performance in most environments. The sensitivity can be
altered by the user if required to suit varying environmental situations. The Squelch can
be opened or closed by pressing the "MON" key. When the Squelch is open, the receiver's
background noise can be heard and
receiver remains quiet when there are no present signals but an incoming signal will
override the squelch and be heard through the speaker.
To Open the Squelch
Briefly press the "MON" key again. A low beep will be heard. If there no signals present you
will hear the receiver's background noise.
To Adjust the Preset Squelch Sensitivity
1. Briefly press the MENU key to enter the menu .
2. Then press ▲ or ▼ key to select and stop when the LCD display "Sq", and briefly press
the key to confirm and enter squelch sensitivity setting.
3. Then you can press ▲ or ▼ key to choose the squelch sensitivity level you want, and
press the key to confirm.
The default setting is 05 which generally provides reliable squelch operation for
most applications.
Squelch Sensitivity
The sensitivity of the Squelch to incoming signals can be set to suit your
operating environment.
For example, excessively noisy environments may cause the squelch to open on
local noise.
The PRO902 has nine preset Squlech sensitivity settings.
Backlight
1. Briefly press the MENU key to enter the menu.
2. Then press ▲ or ▼ key to select and stop when the LCD display "db", and briefly press
the key to confirm and enter backlight setting.
3. Then you can press ▲ or ▼ key to choose the desired backlight color, and briefly press
the key to confirm.
Select 'OFF' or one of the 7 colour options: Green, Red, Yellow, Blue, Cyan, Magenta, White.
is displayed. When the Squelch is closed, the
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