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Grunow 411 Ch= 4-NB

Grunow 411 Ch= 4-NB; General Household (ID = 683261) Radio
Grunow 411 Ch= 4-NB; General Household (ID = 707487) Radio
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Grunow 411 Ch= 4-NB; General Household (ID = 707487) Radio
General Household: Grunow 411 Ch= 4-NB [Radio] ID = 707487 460x708
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For model Grunow 411 Ch= 4-NB, 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: 1936 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 1A6 1A4 75 41
Main principle Superheterodyne (common); ZF/IF 465 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 inch = 25.4 cm
Power out
from Radiomuseum.org Model: Grunow 411 Ch= 4-NB - General Household Utilities Co
Material Wooden case
Shape Console with any shape - in general
Notes Farm radio; synchr. vibrator for +B.
Source of data Pre-War Consoles
Circuit diagram reference Rider's Perpetual, Volume 8 = 1937 and before

Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.



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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