• Country
• Italy

• Manufacturer / Brand
• Marelli (Radiomarelli); Sesto San Giovanni (MI)

• Year
• 1956 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 195044

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

• Number of Tubes
• 5

• Valves / Tubes
• 6SL7GT 6SL7GT 6V6GT 6V6GT 5Y3GT

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 125: 140; 160; 220; 260 Volt

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

• from Radiomuseum.org
• Model: AP31 - Marelli Radiomarelli; Sesto

• Shape
• Tablemodel, with any shape - general.

• Literature/Schematics (1)
• Il Manuale del Radiomeccanico (Vol.3°)

• Author
• Model page created by Eduard Abfalterer. See "Data change" for further contributors.

• Other Models

• Here you find 487 models, 378 with images and 300 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marelli (Radiomarelli); Sesto San Giovanni (MI)