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Grand Concert 312C Vibro-Power

Grand Concert 312C Vibro-Power ; United American (ID = 704083) Radio Grand Concert 312C Vibro-Power ; United American (ID = 2006920) Radio
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Grand Concert 312C Vibro-Power ; United American (ID = 704083) Radio
United American: Grand Concert 312C Vibro-Power [Radio] ID = 704083 439x691
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For model Grand Concert 312C Vibro-Power, United American Bosch (Magneto Corporation); Springfield (MA):
Image Courtesy of Mark V. Stein for Radiomuseum.org use only.
 
Country:  United States of America (USA)
Manufacturer / Brand:  United American Bosch (Magneto Corporation); Springfield (MA)
alternative name
 
American Bosch Magneto
Brand
Essex
Year: 1932/1933 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 12: 58 58 56 58 58 58 56 46 46 46 82 58
Main principle Superheterodyne (common)
Wave bands Broadcast and Short Wave (SW).
Details Visual Tuning Indicator pre Eye
Power type and voltage Alternating Current supply (AC)
Loudspeaker 2 Loudspeakers
Power out 20 W (unknown quality)
from Radiomuseum.org Model: Grand Concert 312C Vibro-Power - United American Bosch Magneto
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Notes

Full-band AVC. Class B amplification ("triple-push power output"). Dual speakers in "tone-blending chamber".

Prices in ca. 1933: factory $130.00, retail $215.00.

Price in first year of sale 139.00 $
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
Literature/Schematics (1) Pre-War Consoles
Literature/Schematics (2) Collector's Guide to Antique Radios (7th Edition)
Literature/Schematics (3) -- Original prospect or advert


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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