Motorola GM380 manual Using the Companding Button, 47English, Using the Menu, Utilities

Models: GM380

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COMPANDING

COMPANDING

Companding is a collective term to define compressing the audio signal on transmission and expanding the audio signal on reception. The overall effect is to reduce noise in the received signal, giving you crisper, clearer audio clarity. Companding should only be used when other radios in your system have the same companding feature available.

You can switch On or Off Companding by using a pre-programmed Companding button or via the menu.

Using the Companding Button

1.Press the Companding button to switch Com- panding on, when the feature enable alert will sound, the display icon A is lit and the display will show:

Companding On

2.Press the Companding button again to switch Companding off, when the feature disable alert will sound, the display icon A extinguished and the display will show:

Companding Off

Using the Menu

1Ensure radio is in IDLE STATE.

2cto enter Menu Mode.

3 +or euntil: Utilities

4cto select

5

+or euntil:

Companding

6cto select

 

Display shows

Off

 

current status e.g. :

 

7

+or euntil:

On

8cto select

Display shows:

Selected

(for 2 seconds)

 

9Radio exits menu mode and display

shows e.g.:

Chan: 05

UTILITIES

47English

Page 49
Image 49
Motorola GM380 manual Using the Companding Button, 47English, Using the Menu, Utilities