GA8 Gibsonette, later (with tone-control)

Gibson Manufacturing Co., Kalamazoo (MI)

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  • Year
  • 1954–1961 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 288605

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Audio-Amplification; 2 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 inch = 25.4 cm
  • Power out
  • 8 W (undistorted)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: GA8 [Gibsonette, later ] - Gibson Manufacturing Co.,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 440 x 340 x 180 mm / 17.3 x 13.4 x 7.1 inch
  • Notes
    • Endstufe: 2*6V6 (parallel), keine Gegentaktendstufe
    • Klangsteuerung (Höhenanhebung und - absenkung) nach der ersten Triode der 12AX7
    • Klangbeeinflussung ist lautstärkeabhängig

     

    • Output stage: 2 * 6V6 (parallel), no counter-amplifier stage
    • Sound control (boost and lower) after the first triode of the 12AX7
    • Sound effect is dependent on the loudness
  • Net weight (2.2 lb = 1 kg)
  • 5.4 kg / 11 lb 14.3 oz (11.894 lb)
  • Author
  • Model page created by Stephan Lakomy. See "Data change" for further contributors.

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