• Country
• Italy

• Manufacturer / Brand
• OST (O.S.T.), Officina Specializzata Trasformatori; Milano

• Year
• 1945 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 321941

• Number of Tubes
• 4

• Valves / Tubes
• 6A6 TAL5 TAL5 83

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplificatore 15 Watt - OST O.S.T., Officina

• Shape
• Chassis only or for «building in»

• Notes

• Unico ingresso. Regolatore di tono.

• Mentioned in
• -- Original prospect or advert (Radio Industria numeri 115 116 117 gennaio giugno 1945)

• Author
• Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

• Other Models

• Here you find 7 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from OST (O.S.T.), Officina Specializzata Trasformatori; Milano