• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1940

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 121770

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; 125; 140; 160; 220; Volt

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

• Power out
• 25 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplificatore G27A - Geloso SA; Milano

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

• Notes
• "Questo nuovo apparecchio non è una revisione di aggiornamento del precedente G27, è invece da considerarsi nuovissimo" (bollettino tecnico geloso 1940).

• Literature/Schematics (1)
• Bollettino Tecnico Geloso (N. 34 primavera 1940)

• Author
• Model page created by Giuseppe Antonio Tusini. 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