55P Duette Ch= 155 lyre grille

55P Duette Ch= 155; Majestic Radio & (ID = 747975) Radio
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55P Duette Ch= 155; Majestic Radio & (ID = 747975) Radio
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Country:  United States of America (USA)
Manufacturer / Brand:  Majestic Radio & Television Co.,(post 1932)
Year: 1937 ? perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 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).
Power type and voltage AC/DC-set / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5.5 inch = 14 cm
Power out
from Model: 55P Duette Ch= 155 [lyre grille] - Majestic Radio & Television Co
Material Wooden case

Wood with 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
Circuit diagram reference Rider's Perpetual, Volume 10 = 1939 and before
Mentioned in Table Top Radios Vol. 1 Stein 98

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.