• Year
  • 1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 49641
    • alternative name: Balkeit || First National
    • Brand: Overtone

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • -Loudspeaker incorporated, but system not known.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 4 tube TRF - Fansteel Products Pfanstiehl,
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • 4 or 5 tubes?
  • Price in first year of sale
  • 15.00 $
  • External source of data
  • Ernst Erb

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