Portable Mixer OP-7 MI-11213

RCA (RCA Victor Co. Inc.); New York (NY)

  • Year
  • 1948
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 133653
    • alternative name: RCA Manufacturing || Victor Talking Machine

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification; 1 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Line plus power jack, mostly with battery or storage battery / 105-125 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Portable Mixer OP-7 MI-11213 - RCA RCA Victor Co. Inc.; New
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • RCA OP-7, (AF) Mixer Preamplifier; (Broadcast standard).

    Battery box = MI-11214.  May be used with the Portable Amplifier OP-6.

  • Source of data
  • - - Manufacturers Literature
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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