• Country
• Netherlands

• Manufacturer / Brand
• NSF Nederlandsche Seintoestellen Fabriek, Hilversum

• Year
• 1935/1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 95825

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

• Number of Tubes
• 6

• Valves / Tubes
• CF3 CK1 CF3 CBC1 CL2 CY1

• Main principle
• Superheterodyne (common); ZF/IF 115 kHz

• Power type and voltage
• AC/DC-set / 110-250 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: H50U - NSF Nederlandsche

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Notes
• with C1 or C9 current regulator. Chassis like Philips 535U.

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 160 models, 118 with images and 85 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from NSF Nederlandsche Seintoestellen Fabriek, Hilversum