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7.3
MICROPHONE
PTT Switch ( Push-To-Talk Switch )
When in radio mode and the PTT switch is pressed, the transmitter is
enabled for voice communications to another vessel.
When PA mode is selected, pressing the PTT switch allows your voice to
be amplified and supplied to a connected PA horn.
When an optional RAM3+ mic is connected and intercom mode is select-
ed, pressing the PTT switch enables voice communications from the
GX2000 / GX2150 to the RAM3+ second station mic.
Microphone
The microphone has ClearVoice Noise Reduction Technology which
reduces the amount of background (wind, engine) noise transmitted.
Note: Position your mouth about 1/2" (1.5 cm) away from the microphone
hole and speak in a normal voice.
Microphone Speaker
Audio heard through internal radio speaker is heard through speaker
inside the microphone.
/
Keys (DOWN/UP Keys)
The
and
and to choose menu items (such as the DSC menu, General Setup and
DSC Setup menus).
Key
16
9
Pressing the
Press and hold the
again will revert the radio to the previous selected channel.
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keys on the microphone are used to select channels
key immediately recalls Channel 16 from any location.
16
9
key to recall Channel 9. Pressing the
16
9
key
16
9
GX2000/GX2150
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