• Year
  • 1949 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 356972
    • Brand: Birmingham Sound Reproducers

 Technical Specifications

  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Line / Batteries (any type) / 12 / 230 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 25 W (max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: PA Amplifier P.A. 20 B - BSR Brand, Birmingham Sound
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • This portable 20 watt amplifier is for the discriminating public address engineer. An attractive appearance and unique construction with an unbeatable performance give this instrument a hallmark of distinction usually associated with B.S.R. products.

    Suitable for A.C. mains or 12-volt battery in conjunction with Converter Unit Type L.T.20.

    Inputs for Ribbon and Moving Coil Microphones. Mic. and gram. mixing; high and low impedance outputs. Output level indicator. Supply socket for Radio Feeder Unit RF.1. Peak output 25 watts.

  • Price in first year of sale
  • 36.50 GB £
  • Author
  • Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

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