• Year
  • 1938 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 165812
    • alternative name: RCA Manufacturing || Victor Talking Machine

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • - For headphones or amp.
  • from Radiomuseum.org
  • Model: Preamplifier 55-B - RCA RCA Victor Co. Inc.; New
  • Notes
  • Professional line amplifier
  • Literature/Schematics (1)
  • - - Manufacturers Literature
  • Author
  • Model page created by Mark Donen. See "Data change" for further contributors.

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The model Preamplifier is part of the collections of the following members.

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