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31H

Country:  United States of America (USA)
Manufacturer / Brand:  United American Bosch (Magneto Corporation); Springfield (MA)
alternative name
 
American Bosch Magneto
Brand
Essex
Year: 1931 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 35 27 35 24 47 80
Main principle Superheterodyne (common)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC)
Loudspeaker Permanent or electro-dynamic (moving coil), system not known yet.
Power out
from Radiomuseum.org Model: 31H - United American Bosch Magneto
Material Wooden case
Shape Console with any shape - in general
Price in first year of sale 67.00 $
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Mentioned in The Radio Collector's Directory and Price Guide 1921 - 1965


All listed radios etc. from United American Bosch (Magneto Corporation); Springfield (MA)
Here you find 412 models, 158 with images and 269 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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