• Year
  • 1939
  • Category
  • Amateur Transmitter (only)
  • Radiomuseum.org ID
  • 265057

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Transmitter
  • Wave bands
  • Short Wave (SW) and FM or UHF.
  • Power type and voltage
  • Line / Storage batteries (perhaps also batteries) / Either AC: 50-60Hz, 105 - 125V or DC: 6 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Phone-CW Transmitter U-36 - Guthman & Co., Inc., Edwin I.;
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 12.25 x 7 x 7.5 inch / 311 x 178 x 191 mm
  • Notes
  • The Guthman U-36 Six Band Phone-CW Transmitter covers the 5, 10, 20, 40, 80 and 160 meter amateur bands. The unit can be used as a base station, operating from the mains, or mobile. It was available as a kit ($29.37), or wired from the factory ($36.72).

  • Net weight (2.2 lb = 1 kg)
  • 16 lb (16 lb 0 oz) / 7.264 kg
  • Price in first year of sale
  • 36.72 USD
  • Mentioned in
  • Cameradio 1940 Catalog page 182.
  • Literature/Schematics (1)
  • Tube Type Transmitters (2nd edition page 108)
  • Literature/Schematics (2)
  • Transmitters Exciters & Power Amplifiers page 62
  • Literature/Schematics (3)
  • Radio (the magazine) July 1939 p.80
  • Author
  • Model page created by Wayne Childress. See "Data change" for further contributors.

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