Operating Modes and Features

GRMS Operation:

-From GMRS standby mode, press and hold the ( ) button for 2 seconds to turn on power.

-Press the MODE button so the Channel number flashes.

-Select the desired channel with the Up (10) and Down (11) Buttons. When receiving a call, the signal strength meter appears to indicate incoming received signal strength and the Monitor section of the Transmit/Monitor LED (16) lights green.

-Press and hold the PTT button (4) to transmit, then speak into the microphone clearly and slowly. The Transmit section of the Trans- mit/Monitor LED (16) lights red.

-Release PTT Button (4) to receive.

-Communication can only be accomplished when the channel and CTCSS tone frequency of at least two parties are the same.

-The CTC icon will be displayed on the LCD panel if the CTCSS tone frequency function is enabled.

Channel Selection

In order to communicate with other GMRS units, both transmitting and receiving party must be on the same frequency.

The GMRS-1200CH has 15 channels (frequencies) (1-15) indicated by the large digits on the LCD display panel. Channels 1 through 7 are the same frequency as FRS channels 1 through 7. Communication with Audiovox FRS and compatible units is possible on these seven channels. Before transmitting on the selected channel, press the Monitor (M) Button

(2)to check the activity on that channel. If there is activity on the selected channel, change to another channel that is clear.

To change the channel:

-From GMRS standby mode, press the MODE button (12) until the channel number flashes.

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Audiovox GMRS1200CH manual Grms Operation, Channel Selection