“Made in Japan” Quality World’s benchmark for production quality. Compact and IPX7 Submersible Body Withstands 1m depth of water for 30 minutes. Powerful Front Mount Speaker Delivers loud and intelligible audio even in noisy maritime environments. Class Leading Receiver Performance No compromise in operating fundamentals (75 dB typical IMD and selectivity). Large Easy-To-See LCD Large (WxH: 43x27 mm) LCD shows essential infromation clearly with 4-step backlighting. Dualwatch and Tri-watch Function Monitors CH 16 and/or call channel, while using another channel. Favorite Channel Function Offers quick channel selection from the microphone up/down button. AquaQuake™ Draining Function Water free speaker grill for optimal audio at all times. Other Features Accurate and reliable temperature compensated frequency stability Channel operation with the supplied hand microphone, HM-164B Instant-access button for Channel 16 and call channel Priority scan and Normal scan Built-in low voltage indicator Programmable private channels (subject to local regulations)



Frequency range Tx 156.025–162.000 MHz
Rx 156.025–162.025 MHz
Usable channel groups INT, USA, CAN channels
Type of emission 16K0G3E (FM)
Power supply voltage 13.8 V DC nominal
(11.7 V–15.9 V DC)
Current drain Tx (at 25 W output) 5.5 A (Maximum)
Rx (Maximum audio) 1.5 A (Maximum)
Operating temperature range –20°C to +60°C; –4°F to +140°F
Antenna impedance 50 Ω
Dimensions (W×H×D)
(Projections not included)
153×67×133 mm;
6.0×2.6×5.2 inch
Weight (approximately)

790 g ; 1.7 lb


Output power 25 W (High power)
1 W (Low power)
Modulation Variable reactance frequency
Max. frequency deviation ±5 kHz
Frequency stability ±5 ppm
Spurious emissions Less than –70 dBc (High power)
Less than –56 dBc (Low power)
Adjacent channel power More than 70 dB
Audio harmonic distortion Less than 10% (at 60% dev.)
Residual modulation More than 40 dB


Intermediate frequency 1st 21.7 MHz
2nd 450 kHz
Sensitivity –14 dBμ typ. (at 12 dB SINAD)
Squelch sensitivity Less than –10 dBμ
Adjacent channel selectivity 75 dB typical
Spurious response 75 dB typical
Intermodulation 75 dB typical
Hum and noise More than 40 dB
Audio output power 4.5 W typical
(at 10% distortion with a 4 Ω load)


Measurements made in accordance with TIA/EIA 603. All stated specifications are subject to change without notice or obligation.

Applicable IP Rating

Ingress Protection Standard
Water IPX7 (Waterproof protection)


Supplied Accessories

  • Hand microphone, HM-164B
  • DC power cable
  • Mounting bracket kit
Brand Icom
Unit Of Measure ea

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