• Country
• Italy

• Manufacturer / Brand
• Ultrasonic (marca / brand / Marke)

• Year
• 1947 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 327767

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: S91 - Ultrasonic marca / brand /

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

• Author
• Model page created by Aldo Andreani. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ultrasonic (marca / brand / Marke)