• Country
• Belgium

• Manufacturer / Brand
• NSF (Nederlandsche Seintoestellen Fabriek); Leuven

• Year
• 1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 195445

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

• Number of Tubes
• 6

• Valves / Tubes
• CF2 CF2 CB1 CF7 CL2 CY1 C1 or C9

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ C9 (1936)]

• Main principle
• TRF with diode detector

• Tuned circuits
• 4 AM circuit(s)

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

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

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• from Radiomuseum.org
• Model: Aristona H48U - NSF Nederlandsche

• Notes

• Siehe auch NSF Type H48U sowie Philips Belgien 638U.

  Widerstandsröhre: C1 für 220 V, C9 für 110 V.

• Source of data
• Radio Schema's, Deel II

• Mentioned in
• NSF-Kroniek 1941

• Author
• Model page created by Walter Groer. See "Data change" for further contributors.

• Other Models

• Here you find 110 models, 69 with images and 76 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from NSF (Nederlandsche Seintoestellen Fabriek); Leuven