• Year
  • 1934
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 63687

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet.
  • from Radiomuseum.org
  • Model: Amplifier 2A3 - Troy Radio Mfg. Co. / Radio &
  • Notes
  • This "2A3" amplifier has a push-pull af output-stage.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before

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