• Country
• Italy

• Manufacturer / Brand
• CGE, Compagnia Generale di Elettricità; Milano

• Year
• 1936/1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 30509

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A7 6D6 75 42 80

• Main principle
• Superheterodyne (common); ZF/IF 459 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 130; 145; 155; 170; 230; 255 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Supertrionda 451 - CGE, Compagnia Generale di

• Shape
• Tablemodel, with any shape - general.

• Notes

• Selettività variabile. Controlllo di tono. Ingresso per giradischi.
  Nei primi due schemi i valori delle tensioni di alimentazione sono invertiti.

  Regelbare Bandbreite

• Price in first year of sale
• 1,300.00 ITL

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

• Mentioned in
• La moderna Supereterodina, Ravalico, 1938 (pag. 358)

• Literature/Schematics (1)
• Il Radio Libro (E.D. Ravalico) Edizioni Hoepli

• Literature/Schematics (2)
• -- Schematic (La Riparazione degli Apparecchi Radio Delforno-Colciago - Lavagnolo - Italy - 1941)

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

• Other Models

• Here you find 323 models, 260 with images and 238 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from CGE, Compagnia Generale di Elettricità; Milano