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Majestic 493 Ch= 490

Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669940) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669941) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669942) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669943) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669944) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669945) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669947) Radio
 
Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669948) Radio
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Majestic 493 Ch= 490; Grigsby-Grunow - (ID = 669940) Radio
Select picture or schematic to display from thumbnails on the right and click for download.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Year: 1933 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 6E7 6A7S 6E7 85S 42 6Y5
Main principle Superhet with RF-stage; ZF/IF 175 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Direct Current supply (DC) / 32 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic 493 Ch= 490 - Grigsby-Grunow -Hinds Co.
Material Wooden case
Shape Console with any shape - in general
Notes Farm radio; vibrator for +B.
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 4 = ca. 1934 and before


All listed radios etc. from Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Here you find 200 models, 118 with images and 156 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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