GME GX300W User Manual
Page 2

The GX300 is a radio transmitting device.
• When transmitting, keep the antenna more than
25 mm from any part of the head or body.
• Do not transmit near electrical blasting
equipment or in explosive atmospheres.
• Do not allow children to operate a radio
transmitter unsupervised.
SAFETY INFORMATION.............................................. 2
INTRODUCTION ........................................................ 2
FEATURES ................................................................. 3
SWITCHING BETWEEN MARINE AND CB BANDS ....... 3
CONTROLS ................................................................ 3
OPERATION - GENERAL FUNCTIONS ......................... 4
Volume on/off ................................................... 4
Squelch Control ................................................. 4
Channel Selection .............................................. 4
Display Brightness ............................................. 4
Transmitting ...................................................... 4
Noise Limiter ..................................................... 5
Scanning ........................................................... 5
OPERATION IN THE MARINE MODE ........................... 5
Channel 88 ....................................................... 5
Channel 88 Switch ............................................ 5
Dual Watch (Marine Mode) ................................ 5
Marine Band Procedures .................................... 6
Emergency Procedures ....................................... 6
Marine Channel Assignments ............................. 6
OPERATION IN THE CB MODE ................................... 6
Priority Channel ................................................. 6
Dual Watch (CB Mode) ...................................... 6
27 MHz Channel Assignments ........................... 7
INSTALLATION .......................................................... 8
General ............................................................. 8
Installing the Unit .............................................. 8
DC Connections ................................................. 8
Antenna Installation .......................................... 9
Noise Suppression ............................................. 9
Disconnecting the Microphone ........................... 9
SPECIFICATIONS ..................................................... 10
SC CONTRACT WARRANTY AGAINST DEFECTS ........ 11
CONTENTS
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INSTRUCTION MANUAL
GX300
WARNING: SAFETY INFORMATION
Congratulations. You have just purchased one of the most
technically advanced 27 MHz radios in the world.
The GME GX300 is a 27 MHz AM radio that combines both
Marine and Citizens Band functions into the one radio. The
GX300 has a number of enhanced features including fully
user programmable Channel Scanning, Channel 88 selection
(marine mode), Priority channel (CB mode) and backlit
Liquid Crystal Display with dimming function.
With its compact size and IP55* design it can easily be
installed into almost any mounting location in your motor
vehicle, motor cycle or boat.
Please read this manual thoroughly to ensure you get the
best from the GX300’s features.
For users in New Zealand, South Africa or P.N.G. please refer
to amendment for local frequencies, channel allocations and
licensing requirements.
INTRODUCTION