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9:20

Country:  United States of America (USA)
Manufacturer / Brand:  United American Bosch (Magneto Corporation); Springfield (MA)
alternative name
 
American Bosch Magneto
Brand
Essex
Year: 1932 ? Category: Car Radio, perhaps also + sound player/recorder
Valves / Tubes 7:
Main principle Superheterodyne (common)
Wave bands Broadcast only (MW).
Details
Power type and voltage Dry Batteries
Loudspeaker Permanent or electro-dynamic (moving coil), system not known yet.
Power out
from Radiomuseum.org Model: 9:20 - United American Bosch Magneto
Material Metal case
Shape Chassis only or for «building in»
Notes Price less batteries or power pack
Price in first year of sale 88.00 $
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932


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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