• Year
  • 1922
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 31194

 Technical Specifications

  • Number of Tubes
  • 3
  • Valves / Tubes
  • Main principle
  • TRF with regeneration
  • Power type and voltage
  • Storage and/or dry batteries / 6 & 22.5 & 60 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: RA10 / DA2 RA10DA2 - Adams-Morgan Co. AMCO; Upper
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • Two separate boxes: RA10 Tuner (1920) and DA2 Detector-Amplifier (1922). See there.
  • Price in first year of sale
  • 140.00 $
  • External source of data
  • Ernst Erb
  • Literature/Schematics (2)
  • Radio Digest Illustrated, 1922 Oct. 28, p. 7

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