GME TX3345 - Manual (Page 8)

SIGNAL METER/BATTERY METER
The TX3345 includes a digital signal strength meter that
shows the relative strength of incoming signals on the
display. The meter displays signal strengths in values
from 0 (very weak) to 9 (very strong). Signals that exceed
strength 9 are shown as 9+
The TX3345 can also be set to display a battery meter
instead of the signal meter. The battery meter displays the
voltage of the connected power source with a resolution of
0.1 V. The Signal Meter is selected by default.
To switch between Signal Meter and Battery Meter:
1. Press and hold the MENU
F
key for several seconds. The
radio will enter Menu mode.
2. Press the MENU
F
key repeatedly until ‘S-MET’ (S Meter) or
‘BATT’ (Battery) is displayed.
3. Press the or keys to select the required
option.
4. To exit, press and hold the MENU
F
key or wait for the
Menu to time out.
PRIORITY CHANNEL
The Priority Channel feature allows you to store one
channel as a Priority Channel that can be instantly recalled
at the press of a key. This can be used to provide instant
access to your working channel or your local repeater
channel.
To store a Priority Channel
1. Select the required channel.
2. Briefly press the MENU
F
key then press and hold the
LVL
PRI
key. The selected channel will flash followed by
a high beep as the channel is stored.
To recall a Priority Channel
Briefly press the MENU
F
key then briefly press the LVL
PRI
key. The radio will switch straight to the selected Priority
Channel. Any active functions (such as Scanning or Quiet)
will be cancelled.
DUPLEX OPERATION
Duplex operation allows the radio to transmit on a different
frequency to that which it receives allowing operation
through repeater stations. Repeaters automatically
re-transmit your signal over a wider area, providing greatly
increased range.
Duplex operates only on channels 1-8 and 41-48. When
duplex is selected on these channels, the radio receives on
that channel but actually transmits 30 channels higher.
The TX3345 allows you to select Duplex operation indi-
vidually on each channel.
To select Duplex:
1. Select the required channel 1-8 or 41-48.
2. Briefly press the MENU
F
key then press the QUIET
DUP
key.
will appear on the display accompanied by a high beep.
To remove Duplex from a channel
1. Select the required channel 1-8 or 41-48. will be
visible on the display.
2. Briefly press the MENU
F
key then press the QUIET
DUP
key.
will disappear from the display accompanied by
a low beep.
Vehicle
Simplex/Duplex Range Comparison
Simplex
Repeater
operation
Channel 31
Channel 1
Repeater
Station
Channel 1
Channel 31
Vehicle
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