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Personal Radio 205A type 551/51 tubes

Personal Radio 205A ; United American (ID = 474839) Radio
 
Personal Radio 205A ; United American (ID = 474840) Radio
Personal Radio 205A ; United American (ID = 970254) Radio Personal Radio 205A ; United American (ID = 970255) Radio
Personal Radio 205A ; United American (ID = 970256) Radio Personal Radio 205A ; United American (ID = 970257) Radio
Personal Radio 205A ; United American (ID = 970259) Radio
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Personal Radio 205A ; United American (ID = 970254) Radio
United American: Personal Radio 205A [Radio] ID = 970254 760x485
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For model Personal Radio 205A type 551/51 tubes, United American Bosch (Magneto Corporation); Springfield (MA):
Here is the front of the United American Bosch 205A.
 
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: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 551 551 224 247 280
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
Tuned circuits 3 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 117 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Personal Radio 205A [type 551/51 tubes] - United American Bosch Magneto
Material Wooden case
Shape Tablemodel, with any shape - general.
Notes Model 5-A, 205, 205-A and 206 use the same schematic.
Literature/Schematics (1) Rider's Perpetual, Volume 2 = 1932 and before (page 13)

Model page created by Arpad Roth † 27.3.17. See "Data change" for further contributors.



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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