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70

70; Zenith Radio Corp.; (ID = 62040) Radio
 
70; Zenith Radio Corp.; (ID = 2575767) Radio
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70; Zenith Radio Corp.; (ID = 62040) Radio
Select picture or schematic to display from thumbnails on the right and click for download.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Zenith Radio Corp.; Chicago, IL
alternative name
 
Chicago Radio Lab
Year: 1930 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 9: 24 24 24 27 27 27 45 45 80
Main principle TRF without regeneration; Screengrid 1926-1935
Tuned circuits 5 AM circuit(s)
Details
Power type and voltage Alternating Current supply (AC) / 50/60 Hz: 110 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: 70 - Zenith Radio Corp.; Chicago,
Notes One dial (primary tuning control knob)
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in -- Schematic (La Riparazione degli Apparecchi Radio, Delforno - Colciago, Italy 1941)


All listed radios etc. from Zenith Radio Corp.; Chicago, IL
Here you find 4278 models, 3897 with images and 3389 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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