• Year
  • 1954
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 126430

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) / 110-120 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 15 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 3715-B - Bell Sound Systems; Columbus
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 422 x 193 x 255 mm / 16.6 x 7.6 x 10 inch
  • Notes
  • The Bell Sound model 3715-B is an AC operated 3 channel 15 watt audio amplifier. We don't know the difference between PA3715-B and 3715-B. The 3 channels are for 2 microphones plus phono.
  • Net weight (2.2 lb = 1 kg)
  • 11.9 kg / 26 lb 3.4 oz (26.211 lb)
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum