Description

Icom M424G White VHF Radio Built in Class D DSC and GPS

Model: M424G White

Simple remote control speaker-microphone, HM-205B/SW
NMEA 0183 connectivity
MarineCommander™ compatible
AquaQuake™ draining function
IPX7 submersible protection (1m depth for 30 minutes)
Weather channels with alert function
Dual/tri-watch function
Priority and normal scan

Intuitive User Interface and White Backlit LCD and Keypad
Incorporating Icom’s common Marine Family User Interface designed for simple, intuitive operation. A rotary selector and directional keypad provide quick and easy access to the intended functions. The high contrast white backlit LCD and laser-cut keypad match well with modern boat designs.

Active noise cancelling
The built-in active noise cancelling provides superb performance. It reduces background noise up to 90% in the received signal and 30% in the transmits signal.

10W Loud Audio, Public Address and Foghorn
The IC-M424G has a built-in 10W amplifier that increases the audio output to an external PA speaker. The public address function allows you to make an announcement from the microphone like a loud speaker, the foghorn can also be emitted from the external PA speaker.

Built-in Class D DSC
The built-in DSC watch function monitors Ch. 70 (DSC channel) activity, even while you are receiving another channel. DSC functions include: distress, individual, group, all ships, urgency, safety, position request/report, polling request and DSC test calls.

Built-in GPS Receiver
The built-in GPS receiver shows your current position, date/time and can be used for DSC calls. The GPS data source is selectable from internal and external GPS.

Optional White Backlit COMMANDMIC™ HM-195GB/GW
The optional white backlit COMMANDMIC makes it convenient for using the IC-M424G from a separate cabin or tower. All functions of the IC-M424G can be controlled from the COMMANDMIC and can be used as an intercom with the IC-M424G.

AIS Target Call with MA-510TR
When connected to the optional MA-510TR Class B AIS transponder, the AIS target call function allows you to make an individual DSC call without having to manually input an MMSI number.

Specifications

General
Frequency Range	Tx – 156.025—157.425 MHz Rx – 156.050—163.275 MHz Ch70 – 156.525 MHz
Usable Channels	USA, CAN, INT, WX channels
Operating Temperature Range	-20°C to +60°C; -4°F to +140°F
Antenna Impedance	50? (SO-239)
NMEA in/Out Formats	RMC, GGA, GNS, GLL, DSC, DSE
Transmitter
Output Power @ 13.Vdc	25W, 1W
Max frequency Deviation	± 5 kHz
Frequency Tolerance	±10ppm (-20°C to +60°C)
Spurious emissions	Less than —70dBc (High) Less than —56dBc (Low)
Receiver
Sensitivity
Main	-13dB? typ. (12dB SINAD)
CH70	—5dB? emf typ. (1% BER)
Squelch Sensitivity	Less than —10dB?
Audio output power(at 10% distortion, 4? load)	4.5W typical
Input Voltage	13.8V DC nominal (11.7—15.9V DC)
Input Draw	up to 5.5Amps
Dimensions	7.093.234.72 in