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Majestic Ardmore 56 Ch= 55

Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 216620) Radio
 
Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 673543) Radio
 
Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 673544) Radio
Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 236846) Radio Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 236847) Radio
Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 1489088) Radio Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 1489089) Radio
Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 1578824) Radio
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Majestic Ardmore 56 Ch= 55; Grigsby-Grunow - (ID = 236846) Radio
Grigsby-Grunow -: Majestic Ardmore 56 Ch= 55 [Radio] ID = 236846 554x700
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For model Majestic Ardmore 56 Ch= 55, Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL):
Majestic Ardmore 56 uses the chassis 55.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)
Year: 1932/1933 perfect model Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 35S 35S 27S 24S 47 80
Main principle Superheterodyne (common); ZF/IF 175 kHz; 2 AF stage(s); Screengrid 1926-1935
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 60 watts, 50 to 60 cycles, 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Majestic Ardmore 56 Ch= 55 - Grigsby-Grunow -Hinds Co.
Material Wooden case
Shape Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
Notes According to the service manual, the chassis 55 is for the Majestic models Ardmore 56, Berkshire 57 and Viking 58. There is a 3-gang tuning condenser by using a RF bandfilter. According to Rider's 3-1 They use the model G-10-D dynamic speaker with a field resistance of 1650 ohms at 57 degree F. Heavy "U" construction as model G-10-B dynamic speaker and has a hum buck coil. The chassis uses one or more spray shield tubes. They have the same number with an "S" added. The service manual is dated February 1932, and the chassis schematic is dated May 1, 1932 and November 1, 1932.
This model Majestic Ardmore 56 should not to be confused with the later Tombstone 56 from 1938 by Majestic nor with the model 55 with chassis 500.
Price in first year of sale 44.00 $
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
Mentioned in Collector's Guide to Antique Radios (7th Edition)
Literature/Schematics (1) Beitman Radio Diagrams, Vol. 01, 1926-1938
Literature/Schematics (2) Cathedral & Tombstone Radios (page 169.)


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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