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Grunow 821 Ch= 8-B

Grunow 821 Ch= 8-B; General Household (ID = 681766) Radio
 
Grunow 821 Ch= 8-B; General Household (ID = 681767) Radio
Grunow 821 Ch= 8-B; General Household (ID = 1237229) Radio
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Grunow 821 Ch= 8-B; General Household (ID = 1237229) Radio
General Household: Grunow 821 Ch= 8-B [Radio] ID = 1237229 250x398
Select picture or schematic to display from thumbnails on the right and click for download.
For model Grunow 821 Ch= 8-B, General Household Utilities Co. (Grunow); Chicago Ill.:
Photo courtesy the Antiqueradios.com Photo Gallery
 
Country:  United States of America (USA)
Manufacturer / Brand:  General Household Utilities Co. (Grunow); Chicago Ill.
Brand
 
Grunow (trade name)
Year: 1934 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 8: 78 37 6A7 78 85 37 42 80
Main principle Superhet with RF-stage; ZF/IF 262 kHz
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) / Ø 10 cm = 3.9 inch
Power out
from Radiomuseum.org Model: Grunow 821 Ch= 8-B - General Household Utilities Co
Material Wooden case
Shape Console with any shape - in general
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 6 = 1935 and before


All listed radios etc. from General Household Utilities Co. (Grunow); Chicago Ill.
Here you find 138 models, 99 with images and 126 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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