• Country
• United States of America (USA)

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

• Year
• 1925

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 43718

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

• Wave bands
• - without

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

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Majestic A&B supply - Grigsby-Grunow -Hinds Co.

• Shape
• Tablemodel, with any shape - general.

• Notes
• Introduced October 1925

• Price in first year of sale
• 47.50 $

• External source of data
• Ernst Erb

• Mentioned in
• Radio Manufacturers of the 1920's, Vol. 2 (p.142)

• 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)