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Product Details

Icom Accessories

G.M.D.S.S. Radio by Icom®. The GM1600 Marine VHF handheld is designed for GMDSS compliant survival craft communications. The radio is engineered to survive and function in the extreme environmental conditions common in marine emergencies and brings the latest Search and Rescue technology to the marketplace.



Frequency Range (Tx/Rx): 156.300–156.875MHz
Mode: FM (16K0G3E)
Power supply requirement: 7.5/7.2V DC nominal
Current drain (at 7.5/7.2V DC): Tx: 2W output: 1.0A : 1W output: 0.7A, Rx: AF max.: 200m
Operating temperature range: USA Version -20°C to °60°C; -4°F to +140°F. General Version -20°C to +55°C
Antenna Impedance: 50 Ohm (SMA fixed type)
Dimensions (WxHxD) (Projections not included): 65 x 145 x 44 mm; 2-9/16 x 5-23/32 (H) x 1-23/32 in
Weight (approx.): 385g; 13.6oz (with BP-234)
Transmitter Output power: 2W/1W (Hi/Low)
Max. frequency deviation: ±5.0kHz
Frequency Error: USA Version ±5.0ppm, General Version ±1.5kHz
Spurious emissions: USA Version -70dBc typical. General Version 0.25µW (30MHz–1GHz), 1.00µW (1GHz–2GHz)
Adjacent channel power: 70dB
FM Hum and noise ratio: 40dB
Audio harmonic distortion: Less than 10% (at 60% mod.)
Receiver Sensitivity: USA Version 0.25µV (at 12dB SINAD). General Version -2dBµ typ. (emf: 20dB SINAD)
Squelch sensitivity: USA Version 0.35µV typ. (at threshold). General Version 0dBµ typ. (emf: at threshold)
Adjacent Channel Selectivity: 70dB
Spurious response: 70dB
Intermodulation Rejection: USA Version 70dB typ., General Version 68db
Hum and noise ratio: 40dB
Audio output power: USA Version 0.35W typ., General Version 0.2W
To comply with the requirements of GMDSS survival craft radio, the primary battery pack, BP-234, is required
Measurement made in accordance with TIA/EIA-603 and FCC part 80.271 for USA version. All stated specifications are subject to change without notice or obligation.
Supplied Accessories: Battery pack, BP-234; Battery pack, BP-224; Battery charger, BC-158; AC adapter, BC-147A/E*; Belt clip, MB-103Y; Antenna, FA-S61V; Neck strap


  • Meets the strict environmental requirements for survival craft radio: The IC-GM1600 meets temperature, thermal shock, vibration and drop resistant (from 1 m height) requirements. After passing those environmental tests, the IC-GM1600 sustains 1m depth waterproof construction specified with IMO resolutions A.809(19), A.694(17) and IEC 61097-12.
  • Optional high capacity Lithium battery, BP-234, has superior low temperature characteristics: Provides more than 8 hours operating time even at -20°C (Duty cycle: Tx: Rx: Stand-by = 6: 6: 48)
  • Large keypad with positive button action
  • Wide viewing angle LCD display
  • One touch access to Channel 16 and call channel
  • Highly visible yellow colored body
  • Bright LED indicator on the top of panel
  • Optional VOX headset for on-board use

The GM1600’s shock-resistant housing is constructed of a brightly colored dye-injected polymer assuring this essential piece of emergency equipment will always be easy to find in a survival bag, in a life raft, or any other place when you need to find it quickly.

All knobs are sized for quick operation and the large, well-labeled buttons feature a positive action “feel” with a programmable beep tone for sure operation. The front panel includes one touch access to Channel 16 and call channel.

Icom® has won more awards for their marine communications equipment than any other manufacturer. Commercial mariners and boating enthusiasts alike covet Icom marine radios for their legendary durability and ease of use. Icom`s marine equipment includes long range, ship-to-shore, single side-band (SSB) transceivers for worldwide communications and the best in shorter range VHF marine communications.

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Warranty Information

Amateur Receivers

All amateur/receiver products except for the 7800 radio and the R9500 receiver have a one (1) year warranty from factory defects and workmanship including accessories (batteries, wall chargers, antennas). The 7800 and the R9500 both have a two (2) year warranty. Amateur accessories come with a one (1) year warranty.


All marine handhelds, CommandMics, and VHF fixed mounts come with a three (3) year waterproof warranty from factory defects and workmanship with a one (1 ) year warranty for accessories (battery, antenna). Single side-band radios and tuners have a two (2) year non-waterproof warranty.

Land Mobile

Land Mobile portable or mobile radios come with a standard two (2) or three (3) year warranty from factory defects and workmanship depending on the model. There is a one (1) year warranty on Icom America Systems products and all accessories.

Land mobile customers have the option to purchase extended warranties at the time of purchase and up to 60 days following their purchase for periods of one (1), two (2), or three (3) years. Extended warranty is just an extension of the radio’s normal warranty and doesn’t cover anything additional.


All handheld radios have a three (3) year warranty from factory defects and workmansip with one (1) year for accessories (batteries, wall chargers, antennas). Panel mount radios have a two (2) year warranty with one (1) year for accessories.


Accessories purchased independently of any other product have a one (1) year warranty from factory defects and workmanship.

The warranty period for all products begins from the original end-user’s purchase date. Warranties may be transferred but will not be extended past the original warranty period.


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