• Year
  • 1938/1939
  • Category
  • Wired Receiver (AF only)
  • Radiomuseum.org ID
  • 11330

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification; 2 AF stage(s)
  • Wave bands
  • - without
  • Details
  • Wired Wireless Receiver(AF only)
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 125; 145; 220; 250 Volt
  • Loudspeaker
  • 2 Loudspeakers / Ø 24 cm = 9.4 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: NF-Telefonrundspruch B50S - Autophon AG inkl. Téléphonie
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 620 x 340 x 255 mm / 24.4 x 13.4 x 10 inch
  • Notes
  • Thali gibt 5 Rö!
  • Net weight (2.2 lb = 1 kg)
  • 19.2 kg / 42 lb 4.7 oz (42.291 lb)
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Circuit diagram reference
  • Thali-Schemasammlung und Tungsram-Röhrenbestückung.

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The model NF-Telefonrundspruch is part of the collections of the following members.

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