• Year
  • 1946 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 186251

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 50-60 cycles, 117 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Power out
  • 25 W (33 W max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 3725 - Bell Sound Systems; Columbus
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 16.5 x 8 x 11.5 inch / 419 x 203 x 292 mm
  • Notes
  • The Bell 3725 is a 25 watt amplifier with two microphone and one phono inputs

  • Net weight (2.2 lb = 1 kg)
  • 38 lb (38 lb 0 oz) / 17.252 kg
  • Literature/Schematics (1)
  • Radio Master's Catalog, 15th ed., 1950-51, pg. B-5.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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