• Year
  • 1923
  • Category
  • RF (Radio Frequency-) Amplifier
  • Radiomuseum.org ID
  • 8213
    • alternative name: Hekaphon

 Technical Specifications

  • Number of Tubes
  • 3
  • Valves / Tubes
  • Loudspeaker
  • - For headphones or amp.
  • from Radiomuseum.org
  • Model: HF-Vorstufe 89172 - Czeija, Nissl & Co., Standard,
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb

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