50 3 Röhren / 3 Valves

Biennophone; (Marke)

  • Year
  • 1933/1934 ?
  • Category
  • Wired Receiver (AF only)
  • Radiomuseum.org ID
  • 217444
    • alternative name: Sport AG Biel || Velectra AG

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Wired Wireless Receiver(AF only)
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 150; 180; 220 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 22 cm = 8.7 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 50 [3 Röhren / 3 Valves] - Biennophone; Marke
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 353 x 378 x 200 mm / 13.9 x 14.9 x 7.9 inch
  • Notes
  • Variante des Biennophone NF - Telephonrundspruchempfängers 50: unklar ob Variante ab Fabrik oder spätere Modifikation.
    Variant of NF-TR set Biennophone 50: three tubes, unclear whether originally produced variant or later modified set.
  • Net weight (2.2 lb = 1 kg)
  • 11.7 kg / 25 lb 12.3 oz (25.771 lb)
  • Author
  • Model page created by Zlatan Mumlek. See "Data change" for further contributors.

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