ICOM Base station IC-M220 (Marine Band Radio (USER License and DPL Required)

ICOM IC-M220 (This equipment is License Band user license and DPL Required )

– Technical Specifications & Features

Model: ICOM IC-M220

Type: Fixed-mount VHF Marine Transceiver (Base / Ship)

GENERAL

Frequency Range:

TX: 156.025 – 157.425 MHz

RX: 156.050 – 163.275 MHz

Channel 70 (DSC): 156.525 MHz

Usable Channels: USA, CAN, INT, WX

Emission Mode: 16K0G3E (FM), 16K0G2B (DSC)

Power Supply: 13.8 V DC nominal (11.7 – 15.9 V)

Current Drain:

Transmit (25 W): ~5 A

Receive (max audio): ~1.2 A

Operating Temperature: –20 °C to +60 °C

Antenna Impedance: 50 Ω (SO-239)

Dimensions (W × H × D): 156.5 × 66.5 × 110.1 mm

Weight: ~700 g (with HM-237B mic)

NMEA Interface:

Input: RMC, GGA, GNS, GLL, VTG

Output: DSC, DSE, RMC, GSA, GSV

TRANSMITTER

Output Power: 25 W / 1 W

Maximum Frequency Deviation: ±5.0 kHz

Frequency Stability: ±5 ppm

Spurious Emissions: < –60 dBc

RECEIVER

Sensitivity (Main): –13 dBµ (12 dB SINAD)

Sensitivity (DSC / CH70): –5 dBµ emf (1% BER)

Squelch Sensitivity: < –10 dBµ

Adjacent Channel Selectivity (Main): > 68 dB

Adjacent Channel Selectivity (DSC): > 68 dBµ emf (1% BER)

Intermodulation (Main): > 63 dB

Intermodulation (DSC): > 55 dBµ emf (1% BER)

Audio Output Power: 4.5 W (at 10% distortion, 4 Ω)

PROTECTION / DURABILITY

Ingress Protection: IPX7 (submersible: 1 m water for 30 min)

FEATURES

- Built-in Class D DSC (Dedicated CH70 receiver)

- AquaQuake™ water-clearing speaker system

- Full dot-matrix LCD display

- Tag Scan + Favorite Channel functions

- Dual / Tri-Watch (monitor CH16 + call channel)

- Priority Scan

- Display + Keypad backlighting

- External speaker support

- Weather channels + Weather Alert

- NMEA for GPS / Nav input

- Compatible with Class B AIS transponders (e.g. MA-500TR)

INCLUDED ACCESSORIES

- HM-237B detachable hand microphone

- DC power cable

- Mounting bracket

OPTIONAL ACCESSORIES

- Flush-mount kit (MBF-5)

- External horn speaker

- AIS transponder (Class B)

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