• Country
• Italy

• Manufacturer / Brand
• Unda Radio; Como, Dobbiaco

• Year
• 1941/1942

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97347

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

• Number of Tubes
• 6

• Valves / Tubes
• 6A8 6K7 6K7 6Q7 6V6 5Y3

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 110, 140, 170, 220, 260 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 26 cm = 10.2 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Penta Unda 652 - Unda Radio; Como, Dobbiaco

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

• Dimensions (WHD)
• 750 x 400 x 390 mm / 29.5 x 15.7 x 15.4 inch

• Notes
• Differisce dalla Penta Unda 651 per il mobile lusso. Indicatore di sintonia elettromeccanico con retroilluminazione visibile nella scala parlante. Gamme d'onda: OM, OL, 3x OC. Allargamento di banda per l'esplorazione micrometrica delle stazioni ad onda corta. Regolazione fine della tensione di alimentazione con prese a +10 e -10 Volt. Chassis separati per alimentazione/B.F. e AF. Presa posteriore con deviatore per altoparlante o cuffia.
  5 wave bands: BC, LW, 3x SW. Meter. Same chassis as Penta Unda 651, but with a luxury case.

• Source of data
• -- Original prospect or advert

• 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