• Country
• Italy

• Manufacturer / Brand
• Vertex Radiofrigor; Milano

• Year
• 1940/1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 155638

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8 6K7 6Q7 6F6 5Y3

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 140; 150; 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: 531 - Vertex Radiofrigor; Milano

• Notes
• Onde Medie (m.190-580)
  Onde Corte (m.40-130)
  Onde Cortissime (m.12,5-40)

• Literature/Schematics (1)
• Il Radiolibro D.E. Ravalico Settima Edizione Rifatta Editore Ulrico Hoepli Milano 1943 XXI

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

• Other Models

• Here you find 13 models, 10 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Vertex Radiofrigor; Milano