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H.M.S. Communications, Inc. 
IC-M127 VHF MARINE TRANSCEIVER
 
SPECIFICATIONS:
GENERAL
  - 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); DSC (16K0G2B; with optional UX-130)
  
 - Power Supply Requirement: 13.8 V DC +/-15% (negative ground)
  
 - Current Drain (at 13.8 V DC):
    
      - Transmit: 6.3 (high); 2.0 A (low)
      
- Receive: 1.5 A (max. audio); 0.5 A (standby)
 
      
   - Usable Temperature Range: -20°C~ to +60°C (-4°F to +140°F)
  
 - Frequency Stability: +/-5 ppm
  
 - Antenna Connector: 50 ohms (SO-239)
  
 - Dimensions: 229(W) x 78(H) x 220(D) mm; 9(W) x 3.1(H) x 8.7(D) in
    (projections not included)
  
 - Weight: 2.5 kg; 5.5 lb
 
 
 
TRANSMITTER
  - Output Power (at 13.8 V): 25 W (high); 1 W (low)
  
 - Modulation System: Variable reactance phase modulation
  
 - Spurious Emissions: Less than -70 dB
  
 - Max. Freq. Deviation: +/-5 kHz
  
 - Microphone Impedance: 600 ohms
 
 
 
RECEIVER
  - Receive System: Double conversion superheterodyne
  
 - Intermediate Frequencies: 1st: 21.8 MHz; 2nd: 455 kHz
  
 - Sensitivity: 0.25µV for 12 dB SINAD (typical)
  
 - Squelch Sensitivity: 0.32 µV (threshold), 1.0 µV (tight)
  
 - Adjacent Channel Selectivity: 750 dB
  
 - Spurious Response Rejection Ratio: 75 dB
  
 - Intermodulation Rejection Ratio: 75 dB
  
 - Audio Output Power: More than 5 W at 10% distortion with a 4 ohms load (10
    W for the hailer function)
  
 - Audio Output Impedance: 4 ohms
 
 
 
OPTIONS
  - MB-66 FLUSH MOUNT: For mounting the IC-M127 to a panel. Available
    in white or black.
  
 - OPC-457 NMEA CABLE: Allows you to connect NMEA equipment such as a
    GPS receiver.
  
 - PS-60 DC POWER SUPPLY: For coastal station operation.
    
      - Output Voltage:13.6 V DC
      
 - Max. Current Drain: 30A
 
     
   - 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
 
     
   - UA-4 AUDIO AMPLIFIER: Boosts hailer output to a max. of 30 W. Power
    is controlled via the IC-M127.
  
 - UT-98 VOICE SCRAMBLER UNIT: Provides 128 analog voice scramble
    codes for communications privacy.
  
 - UX-130 DSC UNIT: Provides DSC capabilities.
 
 
 
 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.  |