IC-M45 Specifications
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H.M.S. Communications, Inc.




  • Frequency Range: Transmit: 156.025 -157.425 MHz; Receive: 156.025 - 163.275 MHz
  • Usable channels: All U.S.A., International and Cnandian channels; plus 10 weather channels
  • Mode: FM(16K0G3E)
  • Power Supply: 13.8 V DC +/-15%
  • Current Drain (at 13.8 V DC):
    Transmit: Less than 6 A
    Receive: 1.2 A (max. audio)
  • Usable Temperature Range: -20C to +60C (-4F to +140F)
  • Antenna connector: 50 ohms (SO-239)
  • Weight: 0.9 kg; 2 lb


  • Output Power (at 13.8 V): 25 W (high); 1 W (low)
  • Modulation System: Variable reactance phase modulation
  • Spurious Emissions: Less than -70 dB
  • Adj. Channel Power: 60 dB


  • Receiver System: Double-conversion superheterodyne
  • Intermediate Frequencies: 1st: 30.85 MHz; 2nd: 450 kHz
  • Sensitivity: 0.22V for 12 dB SINAD (typical)
  • Squelch sensitivity: 0.22 V typical
  • Adjacent channel selectivity: 70 dB typical
  • Spurious Response Rejection Ratio: 70 dB typical
  • Intermodulation rejection ratio: 70 dB typical
  • Audio Output Power (at 13.8 V DC, 10% distortion): 4.0 W typical with a 4 ohms load
  • Audio Output Impedance: 4 ohms


  • SP-5 EXTERNAL SPEAKER: A large, external speaker for superior audio output.
  • SP-10 EXTERNAL SPEAKER: A compact, external speaker. Features easy installation.
  • MB-69 FLUSH MOUNT: For mounting the IC-M45 to a panel.
  • HM-177B/W HAND MICROPHONE: Same as supplied. White or black.

The ICOM logo is a registered trademark of ICOM, Inc. All ICOM radios significantly exceed FCC regulations limiting spurious emissions. All stated specifications are subject to change without notice or obligation.

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Copyright 1999 Donegal Holdings Ltd., Inc.
Last modified: May 15, 2006