• Country
• Denmark

• Manufacturer / Brand
• NRI - Nordisk Radio Industri A/S; Kopenhagen

• Year
• 1940 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 255717

• • Brand: Superphone

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH11 EF11 EBC3 CL4 UY1

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• AC/DC-set / 110; 127; 220; 240 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9 inch = 22.9 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Superphone D-290-U - NRI - Nordisk Radio Industri A

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 522 x 322 x 280 mm / 20.6 x 12.7 x 11 inch

• Net weight (2.2 lb = 1 kg)
• 11 kg / 24 lb 3.7 oz (24.229 lb)

• Author
• Model page created by Henning Laursen. See "Data change" for further contributors.

• Other Models

• Here you find 39 models, 39 with images and 11 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from NRI - Nordisk Radio Industri A/S; Kopenhagen