Icom GM-600 Marine VHF

Frequency range TX 156.025 ~ 161.600 MHz RX 156.025 ~ 162.000 MHz (156.500 ~ 162.025 MHz for China) DSC 156.525 MHz Usable channels INT channels Type of emission 16K0G3E (FM), 16K0G2B (DSC) Power supply requirements GM600 13.8 V DC PS-310 #01 input voltage 24 V DC (21.6 ~ 31.2 V) PS-310 #02 input voltage 12 V DC (10.8 ~15.6 V) Current drain (with PS-310 #01) TX 25 W output 3.3 A (approx.) RX Max. audio 2.0 A (approx.) Operating temperature range –15°C to +55°C Antenna impedance 50 Ω (SO-239) Weight (approx.) GM600 1600 g PS-310 930 g Dimensions (W×H×D) (Projections not included) 274×114×121.5 mm IEC 61162-1 in/out format Input RMC, GGA, GNS, GLL, VTG Output DSC, DSE Transmitter Output power 25 W, 1 W Max. frequency deviation ±5.0 kHz Frequency error Less than ±0.5 kHz Spurious emissions Less than 0.25 μW Adjacent channel power More than 70 dB Residual modulation More than 40 dB Audio harmonic distortion Less than 10% (at 1 kHz, 60% deviation) Receiver Intermediate frequency 30.15 MHz, 450 kHz (1st/2nd) DSC 46.35 MHz, 450 kHz (1st/2nd) Sensitivity (20 dB SINAD) Less than –7 dBμ emf. typ. DSC (1% BER) Less than –7 dBμ emf. typ. Squelch sensitivity Less than –2 dBμ emf Adjacent channel selectivity More than 75 dB DSC 73 dBμ emf Spurious response More than 75 dB DSC 73 dBμ emf Intermodulation More than 75 dB DSC 73 dBμ emf Hum and noise More than 40 dB Audio output power External speaker 10.0 W (at 10% distortion with 4 Ω load) (#05 EUR) More than 10.0 W (AF VOL MAX Level ) (#13 EXP) Internal speaker 2 W (at 10% distortion) Applicable IP Rating Ingress Protection Standard Water IPX7* (1 m depth water for 30 minutes) * Only for front panel.