• Year
  • 1924/1925
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 13879

 Technical Specifications

  • Number of Tubes
  • 2
  • Valves / Tubes
  • Main principle
  • Audio-Amplification
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: NV12 - AFRA, AG für Radio-Apparatebau
  • Notes
  •  
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Circuit diagram reference
  • Info Dr. H. Börner without schematic

 Collections | Museums | Literature

Museums

The model can be seen in the following museums.

 Forum