Rugged Radios GMR25 User Manual

Rugged Radios GMR25 User Manual

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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

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Summary of Contents for Rugged Radios GMR25

  • Page 1 GMR25 MOBILE RADIO USER GUIDE SCAN FOR COMPLETE MANUAL TRANSMIT POWER TONE CODE VOLUME INDICATOR BUTTON LOCK MODE KNOB PUSH-TO-TALK [PTT] CHANNEL SETTINGS MONITOR SCAN MIC PORT MODE CHANNEL SELECT ANTENNA EXTERNAL PROGRAMMING SPEAKER PORT PORT RADIO FUNCTIONS LOCK A/B CHANNEL SELECT Push and hold [ ] to lock/unlock the radio.
  • Page 2 The radio generates measurable RF energy exposure only when transmitting. Important: Changes or modifications to this unit not expressly approved by Rugged Radios could void your right to operate this unit. Your radio is set up to transmit a regulated signal on an assigned frequency. It is against the law to alter or adjust the settings inside the COMMUNICATOR to exceed those limitations.

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