VHF-FM 144 MHz FM Transceiver IC-22U, IC-24E/G

Icom, Inoue Communication Equipment Corp.; Osaka

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  • Year
  • 1981 ??
  • Category
  • Amateur TRX: Transmitter/Receiver (and Transceiver)
  • Radiomuseum.org ID
  • 343411
    • alternative name: INOUE COMM. E. CORP

 Technical Specifications

  • Number of Transistors
  • 40
  • Semiconductors
  • Main principle
  • Transceiver; ZF/IF 16900/455 kHz
  • Wave bands
  • VHF incl. FM and/or UHF (see notes for details)
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios)
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 1.5 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: VHF-FM 144 MHz FM Transceiver IC-22U, IC-24E/G - Icom, Inoue Communication
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 156 x 56 x 218 mm / 6.1 x 2.2 x 8.6 inch
  • Notes

  • A VHF transceiver operating in FM on frequencies from 144.000 to 145.995 MHz.

    Models:

    IC-22U: 144.000  ~ 147.995 MHz
    IC-24E:
    		144.000  ~ 145.995 MHz
    IC-24G: 144.000  ~ 145.9875 MHz

    Specifications:
     

    Frequency Resolution: 10 kHz steps (IC-24G: 25 kHz steps)
      +5 kHz shifts with SHIFT depressed.
      (IC-24G +1212.5 kHz shifts}
    Freq. Stability: Within ±1.5 kHz
    Transmitter  
    Output Power: 10 W (High), 1 W (Low)
    Modulation: Variable reactance FM
    Max. Freq. Deviation:  ±5 kHz
    Operating Mode: Simplex, Duplex, (±600 kHz from RX Freq.
    Tone Burst: 1750 ±0.1 Hz (IC-22U, not installed)
    Receiver  
    Receive System: Double conversion superhet
    Modulation Acceptance: 16F3
    Sensitivity: More than 30 dB Sinad at 1 uV
      Less than 0.6 uV for 20 dB quieting
    Squelch Sensitivity Less than 0.4 uV
    Audio Output Power: 1.5 W at 10 % distortion
       

     

  • Net weight (2.2 lb = 1 kg)
  • 1.7 kg / 3 lb 11.9 oz (3.744 lb)
  • Mentioned in
  • -- Original prospect or advert (“Radio Rivista” official organ of "ARI Amat. Radio Assoc." of Italy, number 9, September 1981.)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (IC-22U, IC-24E/G Instruction Manual)
  • Author
  • Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

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