Rugged Radios GMR25 User Manual

GMR25 MOBILE RADIO
USER GUIDE
TRANSMIT POWER
INDICATOR BUTTON
MON
CHANNEL SETTINGS
ANTENNA
LOCK
Push and hold [ ] to lock/unlock the radio.
MONITOR
Hold [MONI] to temporarily change the squelch to zero allowing
you to hear very weak signals.
SETTINGS
Push and hold the [ ] to access the Function settings.
TONE CODE MODE
Short press [TC] enters tone code mode. Long press [TC] to select
RX/TX tone codes.
SCAN MODE
Short press [SC] to scan channels.
GMR25 MOBILE RADIO
LOCK
MONITOR
TONE CODE VOLUME
MODE KNOB
SC
A/B
SCAN A/B MIC PORT
MODE CHANNEL
SELECT
EXTERNAL PROGRAMMING
SPEAKER PORT PORT
RADIO FUNCTIONS
A/B CHANNEL SELECT
Push [A/B] to change between top and bottom channel bank.
CHANNEL KNOB
Turn to change channels.
VOLUME KNOB
Turn clockwise to raise volume, counterclockwise to lower volume.
TRANSMIT INDICATOR
Indicator light will turn red when transmitting.
MIC PORT
If connecting to intercom, do not connect hand mic.
PUSH-TO-TALK
[PTT]
USER GUIDE | VERSION 1.1.0 | APRIL 2021
SCAN FOR
COMPLETE
MANUAL