• Country
• United States of America (USA)

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

• Year
• 1933 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 185323

• Number of Tubes
• 4

• Valves / Tubes
• 41 6A7 6F7 6Z5

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 4 inch = 10.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Majestic Duo Chief 44-B Ch= 440 - Grigsby-Grunow -Hinds Co.

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 8.25 x 11 x 6 inch / 210 x 279 x 152 mm

• Notes
• Aluminum grille with cutouts.

• Net weight (2.2 lb = 1 kg)
• 10 lb (10 lb 0 oz) / 4.540 kg

• Mentioned in
• Collector's Guide to Antique Radios (5th edition) (Grigsby- Grunow Page 139)

• Literature/Schematics (1)
• Rider's Perpetual, Volume 4 = ca. 1934 and before (Grigsby- Grunow Page 11)

• Author
• Model page created by Tom Guest. See "Data change" for further contributors.

• Other Models

• Here you find 201 models, 122 with images and 156 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)