• Country
• United States of America (USA)

• Manufacturer / Brand
• Karas Electric Co.; Chicago (IL)

• Year
• 1928 ?

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 213659

• 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: A-C-Former - Karas Electric Co.; Chicago IL

• Shape
• Tablemodel, with any shape - general.

• Notes
• Transformer, supplies 1.5 volts; 2.5 volts; 5 volts A.C.

• Source of data
• Radio News

• Mentioned in
• March 1928, Page 1087

• Author
• Model page created by Karlheinz Gützlaff. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Karas Electric Co.; Chicago (IL)