• Country
• Denmark

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

• Year
• 1951 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 331650

• • 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
• DK40 DAF91 DAF91 DL41

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Dry Batteries / 1.5 & 90 Volt

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

• Material
• Wooden case

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

• Shape
• Tablemodel, with any shape - general.

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

• Notes

• See also Herofon 451U for mains AC/DC operation.

• Mentioned in
• -- Original prospect or advert

• Literature/Schematics (1)
• -- Schematic

• Other Models

• Here you find 79 models, 63 with images and 57 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Herofon (Herophon), Hede Nielsens Fabriker; Horsens