Rugged Radios GMR25 Manual
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Also See for GMR25:
- User manual (30 pages) ,
- Installation instructions manual (8 pages) ,
- Installation instructions manual (8 pages)
Table of Contents
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25-WATT
25-WATT
25-WATT
25-WATT
GMR25
10-12 Mile Range
Depending on terrain
10-12 Mile Range
and line of sight.
Depending on terrain
and line of sight.
10-12 Mile Range
Depending on terrain
10-12 Mile Range
and line of sight.
Talk to other GMRS Radios
Depending on terrain
and line of sight.
Talk to other GMRS Radios
Talk to other GMRS Radios
Talk to other GMRS Radios
Access Repeaters Nationwide
Access Repeaters Nationwide
Access Repeaters Nationwide
Listen-Only Off Road Race Channels
+ any frequency between
Access Repeaters Nationwide
136-174MHz and 400-480MHz
Listen-Only Off Road Race Channels
+ any frequency between
136-174MHz and 400-480MHz
Listen-Only Off Road Race Channels
+ any frequency between
Listen-Only Off Road Race Channels
136-174MHz and 400-480MHz
+ any frequency between
136-174MHz and 400-480MHz
GMR25 Rugged Radios.indd 1
GMRS 2-WAY RADIO
GMRS 2-WAY RADIO
GMR25
GMRS 2-WAY RADIO
GMRS 2-WAY RADIO
25-WATT
25-WATT
Listen-Only Off Road Race Channels
Listen-Only Off Road Race Channels
10-12 Mile Range
Listen-Only Off Road Race Channels
Depending on terrain
and line of sight.
Talk to other GMRS Radios
IP67
IP67
WATER
RESISTANT
10-12 Mile Range
Depending on terrain
and line of sight.
10-12 Mile Range
Depending on terrain
and line of sight.
10-12 Mile Range
Depending on terrain
10-12 Mile Range
and line of sight.
Talk to other GMRS Radios
Depending on terrain
and line of sight.
Talk to other GMRS Radios
Talk to other GMRS Radios
Talk to other GMRS Radios
Access Repeaters Nationwide
Access Repeaters Nationwide
Access Repeaters Nationwide
Listen-Only Off Road Race Channels
+ any frequency between
Access Repeaters Nationwide
136-174MHz and 400-480MHz
+ any frequency between
136-174MHz and 400-480MHz
+ any frequency between
136-174MHz and 400-480MHz
+ any frequency between
136-174MHz and 400-480MHz
WATER
RESISTANT
GMRS 2
GMRS 2-W
3/15/19 2:29 PM
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Summary of Contents for Rugged Radios GMR25
- Page 1 Listen-Only Off Road Race Channels 136-174MHz and 400-480MHz Depending on terrain + any frequency between + any frequency between and line of sight. 136-174MHz and 400-480MHz 136-174MHz and 400-480MHz Talk to other GMRS Radios GMR25 Rugged Radios.indd 1 3/15/19 2:29 PM...
- Page 2 PLEASE READ STOP Thank you for purchasing a Rugged Radios 2-way radio. This radio was optimized before shipping to you. Please be sure to read this manual before changing any settings. If you have any questions, please call Rugged Radios 888.541.7223.
- Page 3 Notes: ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ GMR25 Rugged Radios.indd 3 3/15/19 2:29 PM...
- Page 4 Communications Commission (FCC) license. You must be licensed prior to operating on channels 1-7, 15-22 or RP15-22, and RUGGED which comprise the GMRS channels of the GMR25. Serious penalties may result from unlicensed use of GMRS channels, in violation of FCC rules, as stipulated in the Commu- nications Act’s Sections 501 and 502 (amended).
-
Page 5: Table Of Contents
Installing the Antenna ..................9 Accessories Connections..................10 External Speaker ................... 10 Microphone ....................11 Getting Acquainted ....................12 Front Panel Operation ................... 12 Front Panel Icons ..................13 Display ......................14 Rear Panel..................... 15 Microphone ....................15 GMR25 Rugged Radios.indd 5 3/15/19 2:29 PM... - Page 6 Squelch (SQL) ..................18 Back Light ....................18 Scan Skip ....................19 Sub Screen ....................19 Listen Only....................19 Radio Info ....................19 Rugged Radios Repeater Channel ................20 Simple Trouble Shooting ..................21 Specification ......................22 General ......................22 Receiver ......................22 Transmitter......................23 GMR25 Rugged Radios.indd 6...
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Page 7: Users Safety Information
● Radio unit x 1 ● Hand Mic x 1 ● Mobile mounting bracket x 1 ● DC power cable with fuse holder x 1 ● Screw packs x 1 ● Protection fuses x 1 GMR25 Rugged Radios.indd 1 3/15/19 2:29 PM... -
Page 8: Main Features
Dirt, Mud & Water... It's all part of the off-road riding and now we've got a radio that will withstand it all! The GMR25 amateur mobile radio is stout and reliable, ready for any adventure. This radio is also equipped with a Rugged Radios Accessory Port... -
Page 9: Initial Installation
(M5x20mm) Mounting bracket 2. Position the radio, then insert and tighten the supplied hex/Phillips screws. ■ Double check that all screws are tightened to prevent vehicle vibration from loosening the bracket or radio. GMR25 Rugged Radios.indd 3 3/15/19 2:29 PM... -
Page 10: Dc Power Cable Connection
2. Confirm the correct polarity of the connections, then attach the power cable to the battery terminals: Red connects to the positive (+) terminal and black connects to the negative (-) terminal. GMR25 Rugged Radios.indd 4 3/15/19 2:29 PM... -
Page 11: Fixed Station Operation
The recommended current capacity of your power supply is 12A. 1. Connect the DC power cable to the regulated DC power supply and ensure that the polarities are correct. (Red: positive; Black: Negative). GMR25 Rugged Radios.indd 5 3/15/19 2:29 PM... - Page 12 DC power supply OFF. Do not plug the DC power supply into an AC outlet until you make all connections. Regulated power supply Black Regulated power supply DC power cable with fuse holder GMR25 Rugged Radios.indd 6 3/15/19 2:29 PM...
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Page 13: Replacing Fuses
If the fuse blows, determine the cause then correct the problem. After the problem is resolved replace the fuse. If newly installed fuses continue to blow, disconnect the power cable and contact Rugged Radios for assistance. Only use fuses of the specified type and rating otherwise the radio could be damaged. -
Page 14: Antenna Connection
Always connect the antenna to the radio before transmitting. All fixed stations should be equipped with a lightning arrester to reduce the risk of fire, electric shock and radio damage. GMR25 Rugged Radios.indd 8 3/15/19 2:29 PM... -
Page 15: Installing The Antenna
Installing the Antenna For the best range, only the Rugged Radios 1/2- wave antenna should be used. Specific installation requirements vary between vehicles. Use the following guidelines to install the antenna. Where you locate your antenna does make a difference! Metal surfaces covered by fiberglass or vinyl may affect radio range. -
Page 16: Accessories Connections
If you plan to use an external speaker, choose a speaker with an impedance of 8Ω. The external speaker jack accepts a 3.5mm mono (2-conductor) plug. When an external speaker is connected, the radios internal speaker is automatically disabled. GMR25 Rugged Radios.indd 10 3/15/19 2:29 PM... -
Page 17: Microphone
NOTE: Disconnect the hand mic if you are using a microphone equipped accessory connected to the 5-pic cable at rear of the radio. Antenna CALL LOCK MENU DTaM MUTE Microphone Connector External Speaker GMR25 Rugged Radios.indd 11 3/15/19 2:29 PM... -
Page 18: Getting Acquainted
Getting Acquainted Front Panel Operation GMR25 Rugged Radios.indd 12 3/15/19 2:29 PM... -
Page 19: Front Panel Icons
Quick press: selects upper or lower channel display A/B(SC) Long press: Begins scan in currently selected channel display To stop scan, quick press A/B / SC button Lights during transmitting Mic. Connector Microphone connection port GMR25 Rugged Radios.indd 13 3/15/19 2:29 PM... -
Page 20: Display
Display Icon Function Memory Channel Number High Power Output / Middle Power Output/ Low Power Output CTCSS Encode CTCSS Decode DCS Encode and Decode Beep Auto Power-off Frequency Mode Positive Direction of Offset GMR25 Rugged Radios.indd 14 3/15/19 2:29 PM... -
Page 21: Rear Panel
5 Pin Accessory Port Rear Panel Must remain closed to be waterproof. Microphone Port Function Connection for 50Ω antenna DATA PC programming data port for manufacturing only. EXT SP Terminal for optional external speaker GMR25 Rugged Radios.indd 15 3/15/19 2:29 PM... - Page 22 Selects upper / lower display CALL Transmits an audible tone Used to select menu options when the Function menu is open BACK Used to return to previous menu when Function menu is open BACK GMR25 Rugged Radios.indd 16 3/15/19 2:29 PM...
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Page 23: Transmitting
Transmitting Press [PTT] key to speak into microphone. Please hold the microphone approximately 1 - 2.5 inches from your lips, and then speak into the microphone. GMR25 Rugged Radios.indd 17 3/15/19 2:29 PM... -
Page 24: Menu
(Controls back-lighting of display) ON: Display stays on continuously 5S: Display stays on for 5 seconds after seconds of last button press 10S: Display stays on for 10 seconds after last button press GMR25 Rugged Radios.indd 18 3/15/19 2:29 PM... -
Page 25: Scan Skip
Off: Radio display will only show upper or lower, A/B key can still be used to switch be- tween the two Listen-Only Displays Listen-only (Memory and VFL) in lower portion of display Voltage: Shows battery voltage in secondary display Radio Info Shows firmware version GMR25 Rugged Radios.indd 19 3/15/19 2:29 PM... -
Page 26: Rugged Radios Repeater Channel
Rugged Radios Repeater Channel The Rugged Radios repeater channel, which operates on GMRS frequencies has been pre-programmed into your GMR25 radio. Rugged Radios will be continually installing GMRS repeaters throughout the United States for Rugged Radios GMRS radio owners to use. Keep and eye on www.ruggedradios.com for repeater locations (to be added soon). -
Page 27: Simple Trouble Shooting
Radio is transmitting. Microphone connection is poor. - Connect microphone properly. Antenna connection is poor. (f) PTT key is pressed but transmission does not occur - Connect antenna properly. Poor Sound - Check cable connection. GMR25 Rugged Radios.indd 21 3/15/19 2:29 PM... -
Page 28: Specification
Operating temperature -30°C ~ +60°C Operating voltage 13.8V DC Dimension 107x125x45mm Receiver Sensitivity 0.2μV Inter modulation ≥60dB/≥65dB Spurious rejection ≥70dB Audio response +1~-3dB Audio distortion <5% ≥45dB@25KHz FM hum and noise ≥40dB@12.5KHz Rated audio GMR25 Rugged Radios.indd 22 3/15/19 2:29 PM... -
Page 29: Transmitter
Medium: 15 watts Low: 5 watts Transmitting current 4A@13.8V Standby current 0.2A@13.8V FM modulation Narrow band: 11K0F3E Modulation distortion <5% ≥45dB@25KHz FM hum and noise ≥40dB@12.5KHz ≥60dB@12.5KHz Adjacent channel power ≥70dB@25KHz Audio response +1~-3dB GMR25 Rugged Radios.indd 23 3/15/19 2:29 PM... - Page 30 Notes: ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ GMR25 Rugged Radios.indd 24 3/15/19 2:29 PM...
- Page 31 Notes: ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ GMR25 Rugged Radios.indd 25 3/15/19 2:29 PM...
- Page 32 GMR25 www.ruggedradios.com | 888.541.7223 GMR25 Rugged Radios.indd 26 3/15/19 2:29 PM...
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