• Country
• United States of America (USA)

• Manufacturer / Brand
• Eveready (Ever Ready), AENMC / National Carbon Company (NCC); Columbia

• Year
• 1924

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 220678

• Wave bands
• - without

• Power type and voltage
• Is a battery or storage battery / 22.5 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: B-Battery "Skyscraper" 764 - Eveready Ever Ready, AENMC /

• Dimensions (WHD)
• 3.25 x 5.5 x 2.75 inch / 83 x 140 x 70 mm

• Notes
• "B" Battery 764 "Skyscraper", 22.5 volts.

• Price in first year of sale
• 2.00 USD

• Mentioned in
• Radio Broadcast, Mar. 1924, p. 442

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 157 models, 138 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Eveready (Ever Ready), AENMC / National Carbon Company (NCC); Columbia