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77 (777)

77; Zenith Radio Corp.; (ID = 62047) Radio
 
77; Zenith Radio Corp.; (ID = 101857) Radio
77; Zenith Radio Corp.; (ID = 146100) Radio 77; Zenith Radio Corp.; (ID = 225878) Radio
77; Zenith Radio Corp.; (ID = 225879) Radio 77; Zenith Radio Corp.; (ID = 225880) Radio
77; Zenith Radio Corp.; (ID = 225883) Radio 77; Zenith Radio Corp.; (ID = 225884) Radio
77; Zenith Radio Corp.; (ID = 225885) Radio 77; Zenith Radio Corp.; (ID = 225886) Radio
77; Zenith Radio Corp.; (ID = 225887) Radio 77; Zenith Radio Corp.; (ID = 225889) Radio
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77; Zenith Radio Corp.; (ID = 146100) Radio
Zenith Radio Corp.;: 77 [Radio] ID = 146100 342x462
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For model 77 (777), Zenith Radio Corp.; Chicago, IL:
By courtesy of 'Western Historic Radio Museum' (WHRM), 109 South F Street, Virginia City, Nevada, USA. URL: .radioblvd.com WHRM is a privately owned Museum and the opening hours can be seen on the website. You will discover from the website that the museum is worthwhile to visit. Pictures are copyrighted by the museum!
 
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)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: 77 - Zenith Radio Corp.; Chicago,
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Notes One dial (primary tuning control knob) ; 777 is for 25cycle mains; See also models 54 and 64 of the year before (cabinet), chassis also very similar or same.
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)


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.


 


Forum contributions about this model
Zenith Radio Corp.;: 77
Threads: 1 | Posts: 1
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zenith: Zenith 77
Mark Neubert
06.Mar.05
  1 There is a seperate power supply for this model which is not included in the schematic listed in the files of the Radiomuseum. The power supply is seperate from the radio chassis.

The power supply in the cabinet is a Zenith model ZE-70.
 
Zenith Radio Corp.;: 77
End of forum contributions about this model

  
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