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IC-M58 - VHF Mounted Marine Transceiver

 

Quick Specs:
VHF mounted marine transceiver
RX/TX: all USA and international marine channels
RX only: 10 weather channels
Output power: 25 W
Modes: FM
Receiver sensitivity: 0.32 µV (FM, 12 dB SINAD)
DSC capable (optional)

 

Detailed Specifications

GENERAL

  • Frequency Coverage: Transmit: 156-157.5 MHz; Receive: 156-163 MHz
  • Mode: FM (16K0G3E); DSC (16K0G2B)
  • Power Supply Requirement: 13.8 V DC +/-15% (negative ground)
  • Current Drain (at 13.8 V DC):
    Transmit: 6.0 (high); 1.5 A (low)
    Receive: 1.2 A (max. audio); 350 mA (standby)
  • Usable Temperature Range: -20°C~ to +60°C (-4°F to +140°F)
  • Dimensions: 166(W) x 70(H) x 175(D) mm; 6.52(W) x 2.75(H) x 6.84(D) in (projections not included)
  • Weight: 1.0 kg; 2.2 lb

TRANSMITTER

  • Output Power: 25 W (high); 1 W (low)
  • Modulation System: Variable reactance phase modulation
  • Max. frequency deviation: ±5 kHz
  • Spurious Emissions: Less than -70 dB
  • Noise and hum: Less than 40 dB
  • Microphone Impedance: 600 ohms

RECEIVER

  • Receiver System: Double-conversion superheterodyne
  • Intermediate Frequencies: 1st: 21.8 MHz; 2nd: 455 kHz
  • Sensitivity: 0.32µV for 12 dB SINAD
  • Squelch sensitivity (at threshold): Less than 0.18 µV
  • Adjacent channel selectivity: 70 dB
  • Spurious Response Rejection Ratio: 70 dB
  • Intermodulation rejection ratio: 70 dB
  • Audio Output Power: More than 3.5 W with a 4 ohms load
  • Audio Output Impedance: 4 to 16 ohms

IC-M58 Options

Some versions cannot use all the options listed here since type approval for the IC-M58 varies between countries. Ask your dealer which options are available.

  • HS-57 HANDSET KIT: Provides good audibility and listening privacy.
  • MB-28 FLUSH MOUNT: For mounting the IC-M58 to a panel. Available in white or black.
  • PS-66 DC-DC CONVERTER: Enables use of a 24 V boat battery. Input voltage: 19 to 32 V DC; Output voltage: 13.6 V DC
  • UT-79 VOICE SCRAMBLER UNIT: Provides 128 analog voice scramble codes for private communications.
  • UX-114 DSC UNIT: Provides the IC-M58 with DSC capabilities which comply with U.S. Coast Guard proposal SC-101 for marine digital communications.
 
 
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