• Country
• Denmark

• Manufacturer / Brand
• Bang & Olufsen (B&O); Struer

• Year
• 1953 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 272966

• • Brand: B&O

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH21 UBF80 UAF42 UL41

• Number of Transistors

• Semiconductors
• Selengleichrichter Selengleichrichter

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• AC/DC-set / DC: 110; 150 / AC: 127 / AC-DC: 220 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Jet-507 K - Bang & Olufsen B&O; Struer

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

• Dimensions (WHD)
• 498 x 360 x 285 mm / 19.6 x 14.2 x 11.2 inch

• Notes

• When operated from mains 127 VAC, a voltage doubler circuit for +B is used.
  The tube UBF80 acts also as a phono pre-amplifier.

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

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Tomasz Bienkowski. See "Data change" for further contributors.

• Other Models

• Here you find 477 models, 426 with images and 264 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bang & Olufsen (B&O); Struer