• Country
• Italy

• Manufacturer / Brand
• Unda Radio; Como, Dobbiaco

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 115773

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

• Number of Tubes
• 5

• Valves / Tubes
• 6SA7 6SK7 6SQ7 6V6 6X5

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

• Wave bands
• Broadcast plus 2 Short Wave bands.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16.5 cm = 6.5 inch

• Power out
• 3 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Triunda R53/22 - Unda Radio; Como, Dobbiaco

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

• Dimensions (WHD)
• 470 x 260 x 210 mm / 18.5 x 10.2 x 8.3 inch

• Notes

• Onde Medie, Corte e Cortissime.

  Presa Fono

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

• Literature/Schematics (1)
• -- Schematic (D.E. Ravalico, Il Radiolibro, Hoepli, 13° edizione, 1952)

• Literature/Schematics (2)
• -- Schematic (Il Radio Libro D.E. Ravalico 13a edizione Hoepli editore 1952.)

• 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