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236A Personal Radio Vibro Power

236A Personal Radio Vibro Power ; United American (ID = 27543) Radio
 
236A Personal Radio Vibro Power ; United American (ID = 27544) Radio
236A Personal Radio Vibro Power ; United American (ID = 946730) Radio 236A Personal Radio Vibro Power ; United American (ID = 946731) Radio
236A Personal Radio Vibro Power ; United American (ID = 946732) Radio 236A Personal Radio Vibro Power ; United American (ID = 946733) Radio
236A Personal Radio Vibro Power ; United American (ID = 946734) Radio 236A Personal Radio Vibro Power ; United American (ID = 946735) Radio
236A Personal Radio Vibro Power ; United American (ID = 946736) Radio 236A Personal Radio Vibro Power ; United American (ID = 946737) Radio
236A Personal Radio Vibro Power ; United American (ID = 946738) Radio 236A Personal Radio Vibro Power ; United American (ID = 946739) Radio
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236A Personal Radio Vibro Power ; United American (ID = 946730) Radio
United American: 236A Personal Radio Vibro Power [Radio] ID = 946730 933x643
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For model 236A Personal Radio Vibro Power, United American Bosch (Magneto Corporation); Springfield (MA)
 
Country:  United States of America (USA)
Manufacturer / Brand:  United American Bosch (Magneto Corporation); Springfield (MA)
alternative name
 
American Bosch Magneto
Brand
Essex
Year: 1932 perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 51 27 51 57 47 80
Main principle Superheterodyne (common); ZF/IF 175 kHz
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: 236A Personal Radio Vibro Power - United American Bosch Magneto
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 380 x 225 x 200 mm / 15 x 8.9 x 7.9 inch
Notes

The model American Bosch 236-A was "sold-out" for instance in Switzerland in a sales brochure called "1933 Das Beste in Radio" by a Hs. Reinhard in Kriens (near Luzern) with pictures, Swiss price, and data for 10 models: 

Apex 9-A (price SFr. 525.--), Apex 25-A (SFr. 295.--) and 25-LT with a Radio-Grammophon combination (table radio, SFr. 595.--), Apex 99-A (SFr. 375), Apex 99-B (lowboy, SFr. 425.--), Apex 31-CP Radio-Grammophon-Combination (low boy, SFr. 990.--), Apex 9-ESK also a combination with modern style low boy (SFr. 1080.--); American Bosch 236-A (SFr. 425.--)and 20-BSK combination (modern low boy, SFr. 1260.--);  Lyric S-80 (SFr. 525.--). The front page of the brochure shows a chassis with stamped information: American Bosch, VIBRO-POWER. The power transformer for these models is for continental 220 volts and 50 Hz.

Net weight (2.2 lb = 1 kg) 10 kg / 22 lb 0.4 oz (22.026 lb)
Price in first year of sale 45.95 $
External source of data E. Erb 3-907007-36-0
Source of data Collector's Guide to Antique Radios (6th edition)
Circuit diagram reference Die «Thali Schemasammlung» führt das Modell.
Mentioned in Machine Age to Jet Age II (page 62)
Literature/Schematics (1) Rider's Perpetual, Volume 3 = 1933 and before
Literature/Schematics (2) Radio Collector`s Guide 1921-1932
Literature/Schematics (3) -- Original prospect or advert (Radio-Retailing, September 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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