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H.M.S. Communications, Inc.
IC-F3S & IC-F4S
This information is taken directly off of the ICOM IC-F3S & IC-F4S
brochure. 
 
IC-F3S & IC-F4S SPECIFICATIONS
GENERAL
  - Frequency coverage (Varies according to version) (MHz)
 
    
      
        
          | IC-F3S | 
          136.000 -150.000 
            146.000 - 174.000 | 
         
        
          |   | 
            | 
         
        
          | IC-F4S | 
          400.000 - 430.000 
            440.000 - 470.000 | 
         
      
     
   - Mode: 16KOF3E (25 kHz type) 8K5OF3E (12.5 kHz type)
  
 - Number of channels: 32 (16 ch x 2 banks)
  
 - Power supply requirement: 9.6 V DC (negative ground)
  
 - Current drain
 
    
      
        
          | Tx | 
          High Power | 
          1.3 A (IC-F3S)/1.4 A (IC-F4S) | 
         
        
          |   | 
          Low power | 
          0.6 A (IC-F3S)/0.7 A (IC-F4S) | 
         
        
          | Rx | 
          Rated audio | 
          250 mA | 
         
        
          |   | 
          Standby | 
          60 mA | 
         
      
     
   - Frequency stability:
    
      - ± 0.0005% (EIA)
      
 - ± 1500 Hz (ETS/CEPT)
 
     
   - Operating temperature range:
    
      - IC-F3S: -25°C to +55°C (ETS/CEPT)
 
        IC-F4S: -20°C to +55°C (ETS/CEPT)
       - -22°F to +140°F (EIA)
 
     
   - Dimensions (proj. not included):
    
      - 57(W) x 140(H) x 37(D) mm
      
 - 2-1/4(W) x 5-1/2(H) x 1-15/32 (D) in
 
     
   - Weight (with antenna and battery): 390 g (13.8 oz)
 
 
 
Transmitter
  - Output power: (at 9.6 V DC)
    
      
        
          | IC-F3S | 
          5 W or 1 W | 
         
        
          | IC-F4S | 
          4 W or 1 W | 
         
      
     
   - Modulation system: Variable reactance frequency modulation
  
 - Max. frequency deviation:
    
      - ± 5.0 kHz (25 kHz type)
      
 - ± 2.5 kHz (12.5 kHz type)
 
     
   - Spurious emissions:
    
      70 dB typical (EIA)
      - 0.25 
 W (ETS/CEPT) 
     
   - Adjacent channel power:
    
      - 70 dB (25 kHz type)
      
 - 60 dB (12.5 kHz type)
 
     
   - External mic. connector:
    
      - 3-conductor 2.5 (d) mm
      
 - (1/10")/2 k
  
     
   
 
Measurements made in accordance with EIA/TIA-152-C, 204D, 603 or
ETS-300-086 or CEPT T/R 24. 
  
Receiver
  - Receive system: Double-conversion superheterodyne
  
 - Intermediate frequencies
 
    
      
        
          | 1st | 
          31.05 (IC-F3S)/46.35 MHz (IC-F4S) | 
         
        
          | 2nd | 
          450 kHz | 
         
      
     
   - Sensitivity (typical):
 
    
      
        
          | for 12 dB SINAD: | 
          0.25 V (IC-F3S)/0.3 µ V
            (IC-F4S) | 
         
        
          | EMF: for 20 dB SINAD: | 
          0.63 V (IC-F3S)/0.79 µ V
            (IC-F4S) | 
         
      
     
   - Squelch sensitivity (typical) : 0.25
 V (IC-F3S)/0.3  V
    (IC-F4S) (threshold)
   - Adjacent channel selectivity: 70 dB (25 kHz type), 60dB (12.5 kHz type)
  
 - Spurious response rejection: 70 dB
  
 - Intermodulation rejection: 65 dB
  
 - Audio output power (at 9.6 V DC): 500 mW (typical at 10% distortion with
    an 8 
  load)
   - External mic connector: 3-conductor 3.5 (d) mm (1/8")/8 
  
 
All stated specifications are subject to change without notice or
obligation. 
  
OPTIONS
  - BC-110A/D/V WALL CHARGER
 
    Regularly charges the connected battery pack.
   - BC-119 DESKTOP CHARGER + AD-81 CHARGER
    ADAPTER
 
    For rapid charging of battery packs. An AC adapter is supplied with the
    charger. Charging time: 1 to 1.5 hrs.
   - BC-121 MULTI-CHARGER + AD-81 CHARGER
    ADAPTER
 
    For rapid charging up to 6 battery packs simultaneously. An AC adapter may
    be supplied depending on version. Six AD-81's are necessary. Charging time:
    1 to 1.5 hrs.
   - BP-194 BATTERY CASE
 
    Battery case for AA(R6) x 8 batteries.
   - BP-195/BP-196 BATTERY PACKS
 
    BP-195: 9.6 V/700mAh; BP-196: 9.6 V/1050 mAh
   - HM-46 SPEAKER-MICROPHONE
 
    Slim dimensions. Equipped with an earphone jack and a transmit indicator.
   - HM-54 SPEAKER-MICROPHONE
 
    For operation while conveniently hanging the transceiver from your belt,
    etc.
   - HM-75A SPEAKER-MICROPHONE
 
    Allows you to remotely select operating channels, etc.
   - HS-51 HEADSET
 
    For hands-free operation. Includes VOX, PTT and "one-touch" PTT
    with a time-out timer.
   - MB-51BELT CLIP
 
    Allows you to attach the transceiver to your belt. Same as supplied.
   - OPC-254L DC POWER CABLE
 
   - CP-12L CIGARETTE LIGHTER CABLE WITH NOISE FILTER
 
    Allows you to charge a battery pack connected to the transceiver via a DC
    power source (12 to 16 V DC). For charging ONLY--the transceiver cannot be
    simultaneously operated.
   - SP-13 EARPHONE
 
    Provides clear audio in noisy environments.
   - UT-80 2-TONE UNIT
 
    Provides the transceiver with 2-tone decode capability.
   - UT-96 5-TONE UNIT
 
    Provides the transceiver with 5-tone encode/decode capability.
   - UT-105 SmarTrunk IITM Logic Board.
 
    Provides SmarTrunk IITM capabilities. 
 
SmarTrunk IITM is a trademark of SmarTrunk Systems, Inc.
 
 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.  |