• Year
  • 1951/1952
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 239365

 Technical Specifications

  • Number of Tubes
  • 2
  • Main principle
  • RF-Circuit or wave trap (separate, can also be an antenna with amp.)
  • Wave bands
  • FM Broadcast Band Only
  • Power type and voltage
  • Powered by external power supply or a main unit.
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Tuning Unit FMF-2 - Collins Audio Products Co. Inc
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 4.5 x 0 x 4.5 inch / 114 x 0 x 114 mm
  • Notes
  • Permeability tuning with two tuned stages. Tuning range 88 - 108 MC.

    Kit element for building a Collins pre-fab tuner, which comprises of

    • universal chassis kit UC-1
    • tuning unit FMF-2 or FMF3
    • IF amplifier IF-3, IF-4 or IF-6

    Price reduced to $10 in 1952, with a different converter tube (6AG5).

    Shipping weights: FMF-2 2 lbs, dial 2 lbs.

  • Net weight (2.2 lb = 1 kg)
  • 4 lb 0 oz (4 lb) / 1.816 kg
  • Price in first year of sale
  • 11.50 $
  • Mentioned in
  • Advert in Radio & Television News, 1951-09, p.6

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