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55B Duette Ch= 155 speedball grille

55B Duette Ch= 155; Majestic Radio & (ID = 747974) Radio
55B Duette Ch= 155; Majestic Radio & (ID = 1659788) Radio 55B Duette Ch= 155; Majestic Radio & (ID = 1659785) Radio
55B Duette Ch= 155; Majestic Radio & (ID = 1442475) Radio
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55B Duette Ch= 155; Majestic Radio & (ID = 1659788) Radio
Majestic Radio &: 55B Duette Ch= 155 [Radio] ID = 1659788 933x947
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For model 55B Duette Ch= 155 speedball grille, Majestic Radio & Television Co.,(post 1932):
Scanned from the Majestic Folder 'Smart Set'.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Majestic Radio & Television Co.,(post 1932)
Year: 1937/1938 ? perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6A7 6C6 25L6G 25Z5 BK55B
Main principle Superheterodyne (common); ZF/IF 455 kHz
Tuned circuits 4 AM circuit(s)
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage AC/DC-set / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: 55B Duette Ch= 155 [speedball grille] - Majestic Radio & Television Co
Material Wooden case
Shape Tablemodel without push buttons, Mantel/Midget/Compact up to 14
Dimensions (WHD) 12.5 x 9 x 7.5 inch / 318 x 229 x 191 mm
Notes

Speedball motif in aluminum grille.

If the the first tube was a 25L6 (metal) then model year 1936 is possible, if it is the 25L6G then the earlist year can be 1937 and if the first used tube was 25L6GT, then year 1938 is the earliest possible model year.

External source of data Ernst Erb
Source of data Collector's Guide to Antique Radios 4. Edition
Circuit diagram reference Rider's Perpetual, Volume 10 = 1939 and before
Mentioned in Table Top Radios Vol. 1 Stein 98
Literature/Schematics (3) The Majestic Folder "Smart Set".


All listed radios etc. from Majestic Radio & Television Co.,(post 1932)
Here you find 333 models, 163 with images and 273 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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