• Country
• Italy

• Manufacturer / Brand
• Ducati, SSR (Società Scientifica Radio Brevetti Ducati); Bologna

• Year
• 1942/1943

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 80440

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

• Number of Tubes
• 6

• Valves / Tubes
• 6K7G ECH4 6K7G 6Q7G 6L6G 5Y3

• Main principle
• Superhet with RF-stage; ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 95-235 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: RR4401 - Ducati, SSR Società

• Shape
• Design Radio or Novelty / Gadget - fancy or unusual shape.

• Notes

• Gamme d'onda: medie, corte, cortissime; sette espansioni di gamma con tamburi rotanti. Wavebands: BC, 2xSW; 7 spread bands.

  Lo schema presente contiene un piccolo errore. A sinistra del secondo condensatore elettrolitico esiste un collegamente che manda direttamente a massa la tensione anodica. E' stato inserito un particolare di questo schema con una correzione evidenziata.

• Source of data
• Guida Pratica Antique Radio (1) 1999

• Mentioned in
• Riparazioni - Scuola Radio Elettra

• Literature/Schematics (1)
• D. E. Ravalico, Il Radiolibro, 8^ Edizione, Hoepli

• Literature/Schematics (2)
• G.B. Angeletti, Il Manuale del Radiomeccanico, Radio Industria, V edizione

• Literature/Schematics (3)
• La Moderna Supereterodina D.E. Ravalico 5a edizione 1943

• Author
• Model page created by Alessandro De Poi. See "Data change" for further contributors.

• Other Models

• Here you find 102 models, 83 with images and 74 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ducati, SSR (Società Scientifica Radio Brevetti Ducati); Bologna