• Year
  • 1954/1955
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 85302

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, 125, 140, 160, 220 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 8 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: G211A - Geloso SA; Milano
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 328 x 178 x 194 mm / 12.9 x 7 x 7.6 inch
  • Notes
  • Amplificatore bassa frequenza 8-13 W.

    Note: The semiconductor diode providing the negative gate voltage for the 6V6 output triodes points in the wrong direction (as per todays usage).

  • Net weight (2.2 lb = 1 kg)
  • 6 kg / 13 lb 3.5 oz (13.216 lb)
  • Mentioned in
  • -- Original-techn. papers. (Bollettino Tecnico Geloso N. 55)
  • Literature/Schematics (1)
  • Catalogo Generale Radioprodotti Geloso 1954-55, p. 162
  • Author
  • Model page created by Alessandro De Poi. See "Data change" for further contributors.

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