• Country
• Germany

• Manufacturer / Brand
• Nora, Aron, Heliowatt; Berlin

• Year
• 1951–1953

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7805

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

• Number of Tubes
• 4

• Valves / Tubes
• DCH11 DF11 DAF11 DL11

• Number of Transistors

• Semiconductors
• Tr.Gl.=Metal-rectif.

• Main principle
• Superheterodyne (common); ZF/IF 473 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Line / Batteries (any type) / AC/DC 110; 220 / 4,5 & 110 Volt

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

• from Radiomuseum.org
• Model: Noraphon 53 K656 GWB [1 × KW] - Nora, Aron, Heliowatt; Berlin

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 325 x 250 x 120 mm / 12.8 x 9.8 x 4.7 inch

• Notes
• Eingebaute Rahmenantenne.

• Net weight (2.2 lb = 1 kg)
• 3.9 kg / 8 lb 9.4 oz (8.59 lb)

• Price in first year of sale
• 210.00 DM

• Source of data
• Kat.d.Rundf.GrossH.1952/53 / Radiokatalog Band 1, Ernst Erb

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

• Other Models

• Here you find 633 models, 556 with images and 342 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nora, Aron, Heliowatt; Berlin