• Year
  • 1956
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 127809

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) / 120; 240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 20 W (27 W max.)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Avantic DL7-35 - Beam Echo Ltd.; Witham, Essex
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 360 x 220 x 230 mm / 14.2 x 8.7 x 9.1 inch
  • Notes
  • Power Amp, with power supply for PreAmp.

    Power output: 20 watts at less than 0.05% total distortion. 27 watts at less than 0.1% total distortion. 45-60 watts instantaneous peak power. Output impedance selector switch for 4Ω, 8Ω or 16Ω loudspeaker. 2 amp and 0.5 amp AC outlets for pre-amp.

  • Source of data
  • -- Schematic
  • Mentioned in
  • -- Original prospect or advert (Hi-Fi News October 1956)
  • Literature/Schematics (1)
  • - - Manufacturers Literature

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