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581; Biennophone; Marke (ID = 14974) Radio
581; Biennophone; Marke (ID = 104982) Radio 581; Biennophone; Marke (ID = 104983) Radio
581; Biennophone; Marke (ID = 104984) Radio 581; Biennophone; Marke (ID = 1425) Radio
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581; Biennophone; Marke (ID = 104982) Radio
Biennophone; Marke: 581 [Radio] ID = 104982 830x700
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For model 581, Biennophone; (Marke)
Country:  Switzerland
Manufacturer / Brand:  Biennophone; (Marke)
alternative name
Sport AG Biel || Velectra AG
Year: 1938/1939 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 6A8G 6K7G 6Q7G 42E 6G5 80
Main principle Superheterodyne (common)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage Alternating Current supply (AC) / 110-250 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch
Power out
from Model: 581 - Biennophone; Marke
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 435 x 340 x 280 mm / 17.1 x 13.4 x 11 inch
Notes Skala oben, schräg
Price in first year of sale 348.00 SFr
External source of data E. Erb 3-907007-36-0
Source of data Radiokatalog Band 2, Ernst Erb
Circuit diagram reference Die «Thali Schemasammlung» führt das Modell.
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.

All listed radios etc. from Biennophone; (Marke)
Here you find 507 models, 287 with images and 336 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.