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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.