• Country
• Italy

• Manufacturer / Brand
• Unda Radio; Como, Dobbiaco

• Year
• 1949 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97351

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH4 EBF2 EF9 EL3 6E5 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 467 kHz

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

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

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• from Radiomuseum.org
• Model: Quadri Unda R64/5 [II serie] - Unda Radio; Como, Dobbiaco

• Notes
• Differisce dalla prima serie per la media frequenza di 467KHz anziché di 450KHz.
  Differs from 1st series in the IF (467 KHz instead of 450 KHz).

• Literature/Schematics (1)
• Riparazioni - Scuola Radio Elettra (pag. U1)

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

• Other Models

• Here you find 242 models, 160 with images and 177 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unda Radio; Como, Dobbiaco