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Majestic 114

Majestic 114; Grigsby-Grunow - (ID = 670403) Car Radio
 
Majestic 114; Grigsby-Grunow - (ID = 670404) Car Radio
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Majestic 114; Grigsby-Grunow - (ID = 670403) Car Radio
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Country:  United States of America (USA)
Manufacturer / Brand:  Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Year: 1932 Category: Car Radio, perhaps also + sound player/recorder
Valves / Tubes 6: 39 38 39 85 38 38
Main principle Superhet with RF-stage; ZF/IF 175 kHz
Tuned circuits 5 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 Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic 114 - Grigsby-Grunow -Hinds Co.
Material Metal case
Shape Chassis only or for «building in»
Notes +B supply using a motor-generator driven by the car battery; push-pull af output stage.
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Circuit diagram reference Rider's Perpetual, Volume 3 = 1933 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 155 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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