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Grunow 450 Ch= 4-A

Grunow 450 Ch= 4-A; General Household (ID = 681252) Radio
 
Grunow 450 Ch= 4-A; General Household (ID = 681253) Radio
 
Grunow 450 Ch= 4-A; General Household (ID = 681254) Radio
Grunow 450 Ch= 4-A; General Household (ID = 352624) Radio Grunow 450 Ch= 4-A; General Household (ID = 1015776) Radio
Grunow 450 Ch= 4-A; General Household (ID = 352625) Radio Grunow 450 Ch= 4-A; General Household (ID = 352626) Radio
Grunow 450 Ch= 4-A; General Household (ID = 1015777) Radio Grunow 450 Ch= 4-A; General Household (ID = 1015778) Radio
Grunow 450 Ch= 4-A; General Household (ID = 1015779) Radio Grunow 450 Ch= 4-A; General Household (ID = 1128577) Radio
Grunow 450 Ch= 4-A; General Household (ID = 1215108) Radio Grunow 450 Ch= 4-A; General Household (ID = 1215109) Radio
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Grunow 450 Ch= 4-A; General Household (ID = 352624) Radio
General Household: Grunow 450 Ch= 4-A [Radio] ID = 352624 340x400
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For model Grunow 450 Ch= 4-A, General Household Utilities Co. (Grunow); Chicago Ill.:
Ebay Nr. 220131194639 Bild bearbeitet.
 
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 4: 6F7 6F7 42 84
Main principle Superheterodyne (common); ZF/IF 455 kHz
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
Power out
from Radiomuseum.org Model: Grunow 450 Ch= 4-A - General Household Utilities Co
Material Wooden case
Shape Console with any shape - in general
Dimensions (WHD) 9.5 x 13.25 x 6.625 inch / 241 x 337 x 168 mm
Notes

Colours and material: Wood with chrome grille. Natural finish or Ivory lacquer finish. Power Consumption 35 Watts.

Stein "Cathedral & Tombstone Radios" lists 1 band for this model.

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 5 = ca. 1934 and before
Literature/Schematics (1) Rider's Perpetual, Volume 7 = 1936 and before (The Grunow Folder for 1934.)
Literature/Schematics (2) Table Top Radios Vol. 1 Stein 98 (page 89.)
Literature/Schematics (3) Machine Age to Jet Age II (page 39.)
Literature/Schematics (4) Cathedral & Tombstone Radios (page 130.)


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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