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Majestic 233 Ch= 230-A

Majestic 233 Ch= 230-A; Grigsby-Grunow - (ID = 673172) Radio
Majestic 233 Ch= 230-A; Grigsby-Grunow - (ID = 934307) Radio Majestic 233 Ch= 230-A; Grigsby-Grunow - (ID = 1727014) Radio
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Majestic 233 Ch= 230-A; Grigsby-Grunow - (ID = 934307) Radio
Grigsby-Grunow -: Majestic 233 Ch= 230-A [Radio] ID = 934307 251x375
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For model Majestic 233 Ch= 230-A, Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL):
Radio Retailing, Aug. 1930
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Year: 1930 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 7: 24 24 24 24 45 45 80
Main principle TRF without regeneration; Screengrid 1926-1935
Tuned circuits 5 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 105; 115; 125 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic 233 Ch= 230-A - Grigsby-Grunow -Hinds Co.
Material Wooden case
Shape Console, Highboy (legs > 50 %).
Notes Advertised August 1930. One dial (primary tuning control knob); push-pull af output stage.
Price in first year of sale 271.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in The Radio Collector's Directory and Price Guide 1921 - 1965


All listed radios etc. from Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Here you find 200 models, 118 with images and 154 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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