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M3S

Country:  Switzerland
Manufacturer / Brand:  Zellweger AG; Uster
Year: 1926 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 3:
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 Special; 1 AF stage(s)
Tuned circuits 2 AM circuit(s)
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: M3S - Zellweger AG; Uster
Price in first year of sale 300.00 SFr
External source of data E. Erb 3-907007-36-0
Source of data Radiokatalog Band 2, Ernst Erb
Mentioned in Radios von gestern, 2. Auflage (173)


All listed radios etc. from Zellweger AG; Uster
Here you find 79 models, 58 with images and 24 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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