AM FM Stereo Tuner AF-220

Kenwood, Trio-Kenwood Inc.; Komagane

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  • Year
  • 1959 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 326002
    • alternative name: Trio Corp.
    • Brand: Jennen

 Technical Specifications

  • Number of Tubes
  • 10
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: AM FM Stereo Tuner AF-220 - Kenwood, Trio-Kenwood Inc.;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 15 x 4.25 x 9.5 inch / 381 x 108 x 241 mm
  • Notes

  • An early AM/FM valve hi-fi tuner with FM stereo, with separate FM and AM analogue dials, housed in a metal case. Can operate as either an FM mono or FM stereo tuner. With rotary FM Tuning and AM Tuning controls, on/off switches for power and AFC, switch for AM Bandwidth (Sharp, Wide), rotary selector switch (FM M/X, AM-FM, M/X, FM, AM). On the rear, terminals for AM and FM Antennae, connections for output Mono (AM, FM, MPX), Stereo (AM-FM, FM-MPX) and for input/output Multiplex.

    Specification  
    FM Section  
    Tuning Range 88-108MHz or 80-90MHz (Japan)
    Sensitivity 6µv
    Image Rejection Ratio 45dB
    AFC Reactance circuit
    AM Section  
    Tuning Range 535-1605kHz
    Sensitivity 30µv
    Image Rejection Ratio 70dB
  • Net weight (2.2 lb = 1 kg)
  • 12 lb 0 oz (12 lb) / 5.448 kg
  • Mentioned in
  • -- Original-techn. papers. (Trio Advertisement Bardsley Import Trading Australia)
  • Literature/Schematics (1)
  • -- Original-techn. papers. (Musen to Jikken Japan August 1959)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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