• Country
• United States of America (USA)

• Manufacturer / Brand
• Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)

• Year
• 1930/1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 46596

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 8

• Valves / Tubes
• 24 27 24 24 27 45 45 80

• Main principle
• Superhet with RF-stage; ZF/IF 175 kHz; 2 AF stage(s); Screengrid 1926-1935

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 9 inch = 22.9 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Majestic 52 Ch= 50 - Grigsby-Grunow -Hinds Co.

• Shape
• Console, Lowboy (legs < 50 %).

• Dimensions (WHD)
• 19 x 40 x 12 inch / 483 x 1016 x 305 mm

• Notes
• Majestic's first superhet. Model 50 was the chassis only. Model 52 included a detachable stand. There was no model 51 advertised but there is a parts list for it in the service manual. The 52 was sold from October 1930 to early 1931, when it was superseded by models 21, 22 and 23.

• Net weight (2.2 lb = 1 kg)
• 62 lb (62 lb 0 oz) / 28.148 kg

• Price in first year of sale
• 112.50 $

• External source of data
• Ernst Erb

• Source of data
• - - Manufacturers Literature

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Mentioned in
• Collector's Guide to Antique Radios (7th Edition)

• Literature/Schematics (1)
• Radio Craft (Feb. 1931, Pg. 462: Radio Service Data Sheet #35)

• Other Models

• Here you find 201 models, 122 with images and 157 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grigsby-Grunow (-Hinds) Co. (Majestic pre 1933); Chicago (IL)