• Country
• United States of America (USA)

• Manufacturer / Brand
• Willard Storage Battery Co.; Cleveland Ohio and San Francisco

• Year
• 1930 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 130962

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
• - For headphones or amp.

• from Radiomuseum.org
• Model: AB 3301 [General Electric] - Willard Storage Battery Co.;

• Notes
• Combination "A-B" power unit; General Electric charger.

• Circuit diagram reference
• Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

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

• Other Models

• Here you find 16 models, 9 with images and 9 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Willard Storage Battery Co.; Cleveland Ohio and San Francisco