• Year
  • 1959/1960
  • Category
  • Medical Technology
  • Radiomuseum.org ID
  • 183472
    • Brand: Terta, TRT

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

 Technical Specifications

  • Number of Transistors
  • 4
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hearing aid
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 2 × 2,4 Volt
  • Loudspeaker
  • - only for Earphone!
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Hearing Aid 4002 - Telefongyar, Terta TRT, Export
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 64 x 42 x 19 mm / 2.5 x 1.7 x 0.7 inch
  • Net weight (2.2 lb = 1 kg)
  • 0.075 kg / 0 lb 2.6 oz (0.165 lb)
  • Literature/Schematics (1)
  • Rádiótechnika 1961.

 Collections | Museums | Literature

Collections

The model Hearing Aid is part of the collections of the following members.

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