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Grunow 681 Ch= 6-J

Grunow 681 Ch= 6-J; General Household (ID = 681686) Radio
 
Grunow 681 Ch= 6-J; General Household (ID = 681687) Radio
 
Grunow 681 Ch= 6-J; General Household (ID = 681688) Radio
 
Grunow 681 Ch= 6-J; General Household (ID = 681689) Radio
Grunow 681 Ch= 6-J; General Household (ID = 707503) Radio Grunow 681 Ch= 6-J; General Household (ID = 1419821) Radio
Grunow 681 Ch= 6-J; General Household (ID = 1419823) Radio Grunow 681 Ch= 6-J; General Household (ID = 1419825) Radio
Grunow 681 Ch= 6-J; General Household (ID = 1419826) Radio Grunow 681 Ch= 6-J; General Household (ID = 1419828) Radio
Grunow 681 Ch= 6-J; General Household (ID = 1419829) Radio Grunow 681 Ch= 6-J; General Household (ID = 1419831) Radio
Grunow 681 Ch= 6-J; General Household (ID = 1419832) Radio Grunow 681 Ch= 6-J; General Household (ID = 1655184) Radio
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Grunow 681 Ch= 6-J; General Household (ID = 707503) Radio
General Household: Grunow 681 Ch= 6-J [Radio] ID = 707503 439x707
Select picture or schematic to display from thumbnails on the right and click for download.
For model Grunow 681 Ch= 6-J, General Household Utilities Co. (Grunow); Chicago Ill.:
Image Courtesy of Mark V. Stein for Radiomuseum.org use only.
 
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: 6A8 6K7 6H6 6F5 6F6 5Z4
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 10 inch = 25.4 cm
Power out
from Radiomuseum.org Model: Grunow 681 Ch= 6-J - General Household Utilities Co
Material Wooden case
Shape Console with any shape - in general
Dimensions (WHD) 23.5 x 39 x 12 inch / 597 x 991 x 305 mm
Price in first year of sale 69.50 $
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 Collector's Guide to Antique Radios (6th edition) (Rider's Perpetual, Volume 7 = 1936 and before)
Literature/Schematics (1) Pre-War Consoles
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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