Short Wave Listeners Radio GR-81

Heathkit (Brand), Heath Co.; Benton Harbor (MI)

  • Year
  • 1961–1972 ?
  • Category
  • Kit (Parts plus instruction) or building instructions only
  • Radiomuseum.org ID
  • 87677
    • alternative name: Heath Company

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Short Wave Listeners Radio GR-81 - Heathkit Brand, Heath Co.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 10 x 7 x 7 inch / 254 x 178 x 178 mm
  • Notes
  • Heathkit Short-Wave-Receiver GR-81.
    Frequenz coverage: 140-560 kHz, 500-1730 kHz, 1.73-7.25 MHz, 5.5-18 MHz. Kit price was 25 USD in 1965.
  • Net weight (2.2 lb = 1 kg)
  • 5.5 kg / 12 lb 1.8 oz (12.115 lb)
  • Price in first year of sale
  • 30.00 $
  • Literature/Schematics (1)
  • -- Schematic
  • Literature/Schematics (2)
  • -- Original prospect or advert

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