• Year
  • 1920
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 292774

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • Detector with Vacuum Tube (Valve), no tuner
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Audion Control Panel No. 31 - Parkin Manufacturing Co.; San
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 9 x 5 x 6 inch / 229 x 127 x 152 mm
  • Notes
  • Size 5"x9". Pressed-ln lettering. white fllled. Metal parts nickel plated and highly polished. Moulded bakelite knobs for switch and rheostat.

    No. 30 Parkin Audion Panel for tubular bulbs $10.00
    No. 31 Panel for both Tubular and V. T. bulbs $11.00

  • Price in first year of sale
  • 11.00 $
  • Mentioned in
  • March, 1920 Pacific Wireless News page 316
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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The model Audion Control Panel is part of the collections of the following members.

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