• Country
• Italy

• Manufacturer / Brand
• Geloso SA; Milano

• Year
• 1949–1953

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 102223

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SL7GT 12SL7GT 6J5GT 6L6G 6L6G 5X4G

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 140; 160; 220; 280 Volt

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

• Power out
• 25 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: G225A - Geloso SA; Milano

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

• Dimensions (WHD)
• 390 x 220 x 232 mm / 15.4 x 8.7 x 9.1 inch

• Notes

• Ausgangsimpedanz: 1.25/2.5/5/7.5/10/14/18/30/75/100/125/300/350/400/450/500 Ω

  Neupreis für die Schweiz: CHF 478 ohne Röhren.

• Net weight (2.2 lb = 1 kg)
• 13.5 kg / 29 lb 11.8 oz (29.736 lb)

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• -- Original prospect or advert (Catalogo Generale Radioprodotti Geloso 1949 e 1953)

• Author
• Model page created by Hugo Sneyers. See "Data change" for further contributors.

• Other Models

• Here you find 952 models, 803 with images and 716 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Geloso SA; Milano