Audion Detector Cabinet Type AD-2

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1919/1920
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 213810
    • alternative name: Chicago Radio Lab

 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
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Audion Detector Cabinet Type AD-2 - Zenith Radio Corp.; Chicago,
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • (Pre-Zenith) Chicago Radio Laboratory Audion Detector Cabinet Type AD-2 (With Sensitive High Voltage Adjustment)

    In the 1920 Chicago Radio Laboratories J-20 catalog, on page 12, the Type AD-2 Audion Detector was equipped with a bayonet type tube socket unless otherwise specified. The May 1920 price list had $25 for a price for this unit without bulb or battery.

  • Net weight (2.2 lb = 1 kg)
  • 20 lb (20 lb 0 oz) / 9.080 kg
  • Price in first year of sale
  • 23.00 $
  • Literature/Schematics (1)
  • December 1919 QST magazine page 60
  • Literature/Schematics (4)
  • 1920 Chicago Radio Laboratories J-20 catalog page 12
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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