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Majestic 303 Ch= 300 (300-A)

Majestic 303 Ch= 300 ; Grigsby-Grunow - (ID = 670788) Radio
 
Majestic 303 Ch= 300 ; Grigsby-Grunow - (ID = 670789) Radio
 
Majestic 303 Ch= 300 ; Grigsby-Grunow - (ID = 670790) Radio
 
Majestic 303 Ch= 300 ; Grigsby-Grunow - (ID = 671126) Radio
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Majestic 303 Ch= 300 ; Grigsby-Grunow - (ID = 670788) 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: 1932 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 11: 58 56 58 58 4S 57 57 58 47 47 82
Main principle Superhet with RF-stage; ZF/IF 175 kHz
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC)
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic 303 Ch= 300 - Grigsby-Grunow -Hinds Co.
Notes Tuning light; push-pull af output stage; two speakers.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 3 = 1933 and before
Mentioned in Rider's Changes 7-11


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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