Amplifier 3715 tube 6SF5

Bell Sound Systems; Columbus (OH)

  • Year
  • 1947 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 281440

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Amplifier 3715 [tube 6SF5] - Bell Sound Systems; Columbus
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 422 x 193 x 255 mm / 16.6 x 7.6 x 10 inch
  • Notes
  • The Bell Sound model 3715 is an AC operated 3 channel 15 watt audio amplifier.

    The model 3715 is identical to this one except that the 6SL7GT (only one triode used) has been replaced with a 6SF5 single triode. Most probably it's an interim stage to the model 3715-B which uses the miniature tube types 6AU6 instead of 7B7 for the micro input stages.

  • Net weight (2.2 lb = 1 kg)
  • 11.9 kg / 26 lb 3.4 oz (26.211 lb)

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