A-600 Duchess Ch= 4681 AM, 5 tubes

Air King Products Co.; Brooklyn (NY)

  • Year
  • 1947
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 188267

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 110-120 Volt
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet. / Ø 4.75 inch = 12.1 cm
  • Material
  • Catalin (a brand name for a thermosetting polymer popular in the 1930s and 1940s - a phenol formaldehyde resin - like Bakelite, but a two-stage process with a lot of work afterwards).
  • from Radiomuseum.org
  • Model: A-600 Duchess Ch= 4681 [AM, 5 tubes] - Air King Products Co.;
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • Built in loop antenna.
  • Mentioned in
  • Classic Plastic Radios of the 1930s and 1940s - John Sideli
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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