• Year
  • 1936–1941
  • Category
  • Microphone or Pick-up element
  • Radiomuseum.org ID
  • 247315

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Popular TPA 90 - Tonalit Gramophon Rt.;
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Max U: 2,8 V.

  • Price in first year of sale
  • 18.00 Pengő
  • Mentioned in
  • -- Original prospect or advert (Hornyák árjegyzék 1941)
  • Literature/Schematics (2)
  • Márton Pál Rádióalkatrész Árjegyzék, Budapest 1936/37.

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