• Country
• Denmark

• Manufacturer / Brand
• Herofon (Herophon), Hede Nielsens Fabriker; Horsens

• Year
• 1951 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 144251

• • alternative name: Hede Nielsen's Fabrikker A/S

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

• Number of Tubes
• 4

• Valves / Tubes
• UCH42 UBF80 UL41 UY41

• Main principle
• Superheterodyne (common); 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• AC/DC-set / 220 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 451U - Herofon Herophon, Hede

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 325 x 200 x 147 mm / 12.8 x 7.9 x 5.8 inch

• Notes
• 2 Wavebands. Option to fit 110v auto transformer internaly, for AC operation only.

• Source of data
• -- Schematic

• Mentioned in
• -- Original prospect or advert

• Author
• Model page created by Keith Staines. See "Data change" for further contributors.

• Other Models

• Here you find 77 models, 61 with images and 28 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Herofon (Herophon), Hede Nielsens Fabriker; Horsens