Bell & Howell 621 film projector amplifier

Bell & Howell, Wheeling (Illinois)

  • Year
  • 1950 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 269311
    • Brand: DeVry

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Bell & Howell 621 film projector amplifier - Bell & Howell, Wheeling
  • Shape
  • Chassis only or for «building in»
  • Notes
  • ampli d'un 16mm sound film projector  bell et howell 621

  • Author
  • Model page created by Louis Cenier. See "Data change" for further contributors.

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The model Bell & Howell 621 film projector amplifier is part of the collections of the following members.

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