Tunematic 12-Crystal FM Tuner XT-1A

Karg Laboratories Inc.; South Norwalk, CT

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  • Year
  • 1958 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 355611

 Technical Specifications

  • Number of Tubes
  • 8
  • Number of Transistors
  • Main principle
  • Superhet with RF-stage; ZF/IF 10900 kHz
  • Wave bands
  • FM Broadcast Band Only
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Tunematic 12-Crystal FM Tuner XT-1A - Karg Laboratories Inc.; South
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 16 x 5.5 x 5.5 inch / 406 x 140 x 140 mm
  • Notes

  • The Karg Tunematic 12-Crystal FM Tuner XT-1A is mono with Multiplex output;
    models include 6, 8, 10, or 12 crystals, each tuned to a single FM channel; the tuning knob is a rotary switch that selects the FM channel (crystal); crystals are installed by the factory, along with a custom labeled FM station's call letters dial, and are determined by the user's desired FM channels.

    The price for each model was:

    • 6-crystal model (6 FM channels) was $169.50 USD.
    • 8-crystal model was $179.50 USD.
    • 10-crystal model was $189.50 USD.
    • 12-crystal model was $199.50 USD.

    The price stated is for the top-end XT-1A 12-crystal model.

    The dimensions and weight stated are for the metal cabinet. An optional wood cabinet (Walnut, Birch, or Mahogany) was available for $19.95 USD, with dimensions of 17" x 7" x 7.75" and 11 lbs.

  • Net weight (2.2 lb = 1 kg)
  • 9 lb (9 lb 0 oz) / 4.086 kg
  • Price in first year of sale
  • 199.50 USD
  • Mentioned in
  • -- Original prospect or advert (Audio Magazine, Oct. 1958, page 54.)
  • Literature/Schematics (1)
  • -- Original prospect or advert (High Fidelity Magazine, Feb. 1959, pages 114-115.)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (The Ultimate in FM Crystal Controlled---Karg Tunematic, Karg Laboratories, Inc., undated brochure.)

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