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Hearing Aid 50X4

Hearing Aid 50X4; Zenith Radio Corp.; (ID = 390126) Misc
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Hearing Aid 50X4; Zenith Radio Corp.; (ID = 390126) Misc
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: 1957 ? Category: Miscellaneous (Other, Various) - see notes
Semiconductors (the count is only for transistors) 4: CK784 CK784 CK785 unknown_tr
Main principle Audio-Amplification; 4 AF stage(s)
Wave bands - without
Details Hearing aid
Power type and voltage Dry Batteries / 1.5 Volt
Loudspeaker - only for Earphone!
Power out
from Model: Hearing Aid 50X4 - Zenith Radio Corp.; Chicago,
Literature/Schematics (1) -- Schematic (H.G. Mende, Leitfaden der Transistortechnik, Franzis Verlag München, 1.Auflage 1959 S.217)

Model page created by Marc Gianella. See "Data change" for further contributors.

All listed radios etc. from Zenith Radio Corp.; Chicago, IL
Here you find 4264 models, 3890 with images and 3381 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.