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B31; Aeriola Ges.m.b.H.; (ID = 64619) Radio
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B31; Aeriola Ges.m.b.H.; (ID = 64619) Radio
Aeriola Ges.m.b.H.;: B31 [Radio] ID = 64619 833x700
Select picture or schematic to display from thumbnails on the right and click for download.
For model B31, Aeriola Ges.m.b.H.; Berlin
Country:  Germany
Manufacturer / Brand:  Aeriola Ges.m.b.H.; Berlin
Year: 1926/1927 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 3: RE074 RE084 RE134
Conflicting model year with tube data.
The model date contradicts tube dates. [ RE084 (1927)]
Main principle TRF with regeneration; 2 AF stage(s); something special ? Please give information (notes)
Tuned circuits 1 AM circuit(s)
Power type and voltage Storage and/or dry batteries / 90+4 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: B31 - Aeriola Ges.m.b.H.; Berlin
Material Wooden case, TUBES VISIBLE.
Notes Spulenkoppler links
Price in first year of sale 84.00 RM +
External source of data E. Erb 3-907007-36-0
Source of data Radio-Quelle Leipzig. Großer Katalog 1927 / Radiokatalog Band 2, Ernst Erb
Circuit diagram reference Röhren in FS-Bestückungstabellen
Mentioned in Historische Radios Band III (20B)
Picture reference Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

All listed radios etc. from Aeriola Ges.m.b.H.; Berlin
Here you find 31 models, 22 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.