• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1946

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 112580

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

• Number of Tubes
• 5

• Valves / Tubes
• 6J7G 6N7G 6L6G 6L6G 5X4G

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-280 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 30 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplificatore G30A - Geloso SA; Milano

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 440 x 225 x 220 mm / 17.3 x 8.9 x 8.7 inch

• Notes
• Gamma delle frequenze acustiche 80-9000 Hz; Tensione ingresso per 30 W uscita 9 mV; Impedenze uscita 5-7 Ohm, 5-10-15-20 Ohm.

• Mentioned in
• Bollettino Tecnico Geloso (nr. 36 del 1946)

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by a member from I. See "Data change" for further contributors.

• Other Models

• Here you find 956 models, 803 with images and 724 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Geloso SA; Milano