• Year
  • 1948 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 124857

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Powered by external power supply or a main unit.
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 12A3 - Brook Electronics Inc.;
  • Shape
  • Book-shelf unit.
  • Notes
  • Preamplifier, mono, sold together with the 10-watt power amplifier Brook 12A.

  • Source of data
  • -- Collector info (Sammler)

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