GMH5992RP VHF 136-174MHz


Bendix King GMH5992RP Analog Mobile Radio - Remote Mount, VHF 136-174MHz, 400 Channels, 15 - 50 Watt (Microphone Sold Separately)


The smallest VHF 50-watt mobile radio in its class, the GMH is PC and field programmable. It’s easy to use and easy to customize. The GMH mobile radio is packed with everything you need and then some. Highest performance at an affordable price, the GMH symbolizes the BK Radio advantage.


  • 136 – 174 MHz VHF
  • 240 channels, 15 user groups, 16 channels per group
  • Superior audio quality and clarity
  • 15 – 50 watts programmable RF power
  • Programmable soft switches and option, programmable “Smart-Mic” selections
  • Enhanced built-in CTCSS/CDCSS code guard for finding best signal path without changing channels
  • Meets rugged MIL-STD 810 specs
  • Cloning technology transfers information from one radio to another radio automatically.
  • FLASH Technology enables future enhancements without hardware changes, instead adding software capabilities quickly and easily.
  • Channel and priority (dual priority) scan, talkback scan, selectable group scanning.
  • User-Selectable Code Guards
  • User Selectable Scan
  • Dual Priority Scan
  • Talkback Scan
  • Nuisance Channel Delete
  • Transmit Time-Out-Timer
  • Soft Switch Programming
  • Code Guard Squelch (CTCSS)
  • Digital Code Guard (CDCSS)
  • Busy Channel Lockout
  • Busy Channel Indicator
  • Frequency display

The GMH is PC-programmable, field-programmable and with Flex-Mode capability, may be programmed by channel and/or by group using 12.5/15 kHz and/or 25/30 kHz channel spacing. Easy to use, easy to customize to your specific requirements. The Bendix King Radio GMH mobile radio is packed with everything you need and then some. Highest performance at an affordable price plus its upgradable to the new APCO compliance P25 digital format. Available in alternate configurations as BK Radio GRH tactical repeater or as BK Radio GBH/GBV desktop base station.

Upgrade option from BK Radio GMH mobile analog radios to DMH mobile digital radios with addition of unique component - allows lower-cost two-stage migration from analog to digital APCO P25 capabilities. 

More Information
Long Name GMH5992RP Analog, Remote Mount, VHF 136-174MHz, 400 Channels, 15 - 50 Watt - RELM BK Mobile Radio
Product Name GMH5992RP VHF 136-174MHz
Manufacturer BK Technologies
This Product Replaces The Following SKUs No
# of Channels 400
Mounting Type Remote Mount
Grade Public Safety
Technology Analog
Transmit Power 50 Watts
Screen Type LCD
Buttons On Faceplate Programmable Buttons
Microphone Options Standard, DTMF Keypad, Handheld Control Head, Desktop
Programming Options Clone, Keypad (direct entry), PC Computer
Trunking No
GPS Enabled No
Encryption No
Explosive Environment Rating Not Rated

Radio, Remote Head, Operators Manual



Channels 400
Frequency Range 136 – 174MHz
Alphanumeric Display Vacuum Fluorescent
DTMF Encode With LAA0290 Microphone
Standby Current Drain 500 mA
Receive Current Drain 1.0 Amps
Transmit Current Drain 16.0 Amps
Operating Temperature -30°C to +60°C
Size (W x D x H in.) 6 x 9.38 x 2.12 in.
Weight 5 lbs.
Stability +/- 2.5 PPM
Channel Spacing 25/30 and 12.5/15 KHz
Channel Increments 2.5/6.25 KHz
Antenna 50 Ohm Mini UHF Connector


Sensitivity: 12db SINAD -118 dBm
Selectivity 75 dB (wide) / 70 dB (narrow)
Spurious including Image 80 dB
Intermodulation 75 dB (wide)
63 dB (narrow)
Audio Output @ 5% Distortion 4 Watts
Audio Load 3.2 Ohms


RF Power Output 15 to 50 Watts
Spurious and Harmonics 80 dB
Hum and Noise 50 dB
Audio Distortion 3 %
Modulation 16K0F3E, 11K0F3E
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