• Country
• Italy

• Manufacturer / Brand
• Unda Radio; Como, Dobbiaco

• Year
• 1952/1953

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 154780

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

• Number of Tubes
• 5

• Valves / Tubes
• 6BE6 6BA6 6AT6 6AQ5 6X5

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

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• 110; 125; 140; 160; 220 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• Material
• Wooden case

• from Radiomuseum.org
• Model: R 56/3 - Unda Radio; Como, Dobbiaco

• Shape
• Tablemodel, low profile (big size).

• Notes
• La "Collezione monografica di Radiotecnica" edita da "Radio Industria" individua questo modello come Tri Unda 56/3. Si tratta di un evidente refuso in quanto il modello ha sei bande d'onda.

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

• 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