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Hypermetron 81

Hypermetron 81; Zenith Radio Corp.; (ID = 20935) Radio
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Hypermetron 81; Zenith Radio Corp.; (ID = 20935) 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 10: 24 24 24 24 27 27 27 45 45 80
Main principle TRF without regeneration; Screengrid 1926-1935
Tuned circuits 5 AM circuit(s)
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: Hypermetron 81 - Zenith Radio Corp.; Chicago,
Material Wooden case
Shape Console with any shape - in general
Notes model only in Rider´s, typo?
External source of data E. Erb 3-907007-36-0
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in Radio Collector`s Guide 1921-1932 (??)


All listed radios etc. from Zenith Radio Corp.; Chicago, IL
Here you find 4082 models, 3553 with images and 3229 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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