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IC-M424

VHF Marine Transceiver

specifications

Specifications

General
Frequency Range
  Tx
  Rx
 
156.025–157.425 MHz
156.050–163.275 MHz
Usable channels INT, USA, CAN, WX channels
Type of emission 16K0G3E (FM)
16KOG2B (DSC)
Power supply requirement 13.8V DC ±15%
Current drain (at 13.8V DC)
  Tx 25W output
  Rx AF max. (RX SP ON)
 
5.5A
5A (External speaker)

Operating temperature range

-20°C to +60°C; -4°F to +140°F

Antenna Impedance 50Ω (SO-239)
Dimensions (W×H×D)
(Projections not included)
180 × 82 × 119.9 mm;
7.09 × 3.23 × 4.72 in
Weight (approx.) 14kg; 3.09lb
NMEA in/out formats RMC, GGA, GNS, GLL, DSC, DSE
Transmitter
Output power (at 13.8V DC)

25W, 1W

Max. frequency deviation ± 5 kHz
Frequency stability ±10ppm (-20°C to +60°C)
Spurious emissions Less than –70dBc
Residual modulation More than 40dB
Adjacent channel power More than 70dB
Audio frequency response +1dB to –3dB of 6dB octave
from 300Hz to 2500Hz
Receiver
Intermediate frequency 1st 21.7MHz, 2nd 450kHz
Sensitivity (at 12dB SINAD) 0.22µV typical
Squelch sensitivity
Less than 0.22µV
Adjacent Channel Selectivity More than 70dB
Spurious response More than 70dB
Intermodulation More than 70dB
Hum and noise ratio More than 40dB
Audio output power
External speaker
(at 10% distortion, 4 ω load)
10W typical

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)

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

Supplied Accessories

  • Hand microphone, HM-196B/SW
  • DC power cable
  • Mounting bracket kit

 

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