• Country
• United States of America (USA)

• Manufacturer / Brand
• Allen-Bradley Co.; Milwaukee, WI

• Year
• 1925

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 199495

• Number of Tubes
• 3

• Valves / Tubes

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - This model requires external speaker(s).

• Material
• TUBES VISIBLE, material not known.

• from Radiomuseum.org
• Model: 3 Tube Amplifier - Allen-Bradley Co.; Milwaukee,

• Shape
• Tablemodel, with any shape - general.

• Notes
• Resistance coupled 3 tube amplifier.

• Mentioned in
• Radio Broadcast, Oct. 1925, Page 823

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

• Other Models

• Here you find 7 models, 7 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Allen-Bradley Co.; Milwaukee, WI