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Grunow 641 Ch= 6-J

Grunow 641 Ch= 6-J; General Household (ID = 681624) Radio
 
Grunow 641 Ch= 6-J; General Household (ID = 681625) Radio
 
Grunow 641 Ch= 6-J; General Household (ID = 681626) Radio
 
Grunow 641 Ch= 6-J; General Household (ID = 681628) Radio
Grunow 641 Ch= 6-J; General Household (ID = 1655191) Radio Grunow 641 Ch= 6-J; General Household (ID = 1655192) Radio
Grunow 641 Ch= 6-J; General Household (ID = 707496) Radio
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Grunow 641 Ch= 6-J; General Household (ID = 1655191) Radio
General Household: Grunow 641 Ch= 6-J [Radio] ID = 1655191 843x1400
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For model Grunow 641 Ch= 6-J, General Household Utilities Co. (Grunow); Chicago Ill.:
Scanned from the Grunow Folder for 1936.
 
Country:  United States of America (USA)
Manufacturer / Brand:  General Household Utilities Co. (Grunow); Chicago Ill.
Brand
 
Grunow (trade name)
Year: 1935/1936 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 6A7 6D6 6D6 75 42 80
Main principle Superheterodyne (common); ZF/IF 465 or 490 kHz
Wave bands Broadcast, Short Wave(s) and Police.
Details
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 cm = 3.1 inch
Power out
from Radiomuseum.org Model: Grunow 641 Ch= 6-J - General Household Utilities Co
Material Wooden case
Shape Console with any shape - in general
Dimensions (WHD) 23.125 x 37.5 x 12 inch / 587 x 953 x 305 mm
Price in first year of sale 59.95 $
External source of data Ernst Erb
Source of data The Radio Collector's Directory and Price Guide 1921 - 1965
Circuit diagram reference Rider's Perpetual, Volume 6 = 1935 and before
Mentioned in Pre-War Consoles
Literature/Schematics (1) Rider's Perpetual, Volume 7 = 1936 and before
Literature/Schematics (3) The Grunow Folder for 1936.


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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