• Country
• Italy

• Manufacturer / Brand
• Unda Radio; Como, Dobbiaco

• Year
• 1948 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97350

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 450 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 [I serie] - Unda Radio; Como, Dobbiaco

• Source of data
• Guida Pratica Antique Radio III (2000)

• Mentioned in
• Schemi di apparecchi radio ( Ravalico 1953 ) (pag. 358)

• 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 243 models, 162 with images and 179 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unda Radio; Como, Dobbiaco