• Country
• Switzerland

• Manufacturer / Brand
• Biennophone; (Marke)

• Year
• 1951/1952

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 11735

• • alternative name: Sport AG Biel || Velectra AG

• Number of Tubes
• 7

• Valves / Tubes
• EF22 ECH21 EF22 EF22 EM34 EBL21 AZ21

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Details
• WiredWirelessReceiver (AF or RF)

• Power type and voltage
• Alternating Current supply (AC) / 110-250 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 22 cm = 8.7 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: 50032 - Biennophone; Marke

• Notes
• KW-Lupe

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 512 models, 294 with images and 346 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Biennophone; (Marke)