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Majestic 570

Majestic 570 ; Grigsby-Grunow - (ID = 669472) Radio
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Majestic 570 ; Grigsby-Grunow - (ID = 669472) Radio
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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 7: 58 2A7 58 55 55 2A5 80
Main principle Superhet with RF-stage
Tuned circuits 6 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 570 - Grigsby-Grunow -Hinds Co.
Circuit diagram reference Rider's Perpetual, Volume 5 = ca. 1934 and before

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



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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