• Year
  • 1922 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 186524

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • TRF without regeneration
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Vocaphone Model AA 240A - Firth, John & Co. Firco; New
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • This unit was intended for Auditorium use. It will drive 4 horn speakers using a UV-202 final audio tube. B battery supply for plate of final is 210 VDC.
  • Author
  • Model page created by Joseph Woychowski. See "Data change" for further contributors.

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The model Vocaphone Model AA is part of the collections of the following members.

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