• Country
• Italy

• Manufacturer / Brand
• Radio-Ravalico; Trieste

• Year
• 1927/1928

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 175172

• Number of Tubes
• 5

• Valves / Tubes
• A409 A409 B406 B406 B406

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast only (MW).

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Megadina 51 - Radio-Ravalico; Trieste

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

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

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

• Other Models

• Here you find 14 models, 9 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio-Ravalico; Trieste