• Country
• Germany

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

• Year
• 1929–1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 8078

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

• Number of Tubes
• 4

• Valves / Tubes
• REN1004 REN1004 RE134 RGN1500

• Main principle
• TRF with regeneration; 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 120; 150; 220; 240 Volt

• Loudspeaker
• Magnetic loudspeaker (reed) generic.

• Material
• Wooden case

• from Radiomuseum.org
• Model: K3WfL - Nora, Aron, Heliowatt; Berlin

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Dimensions (WHD)
• 210 x 350 x 160 mm / 8.3 x 13.8 x 6.3 inch

• Notes
• Widerst.Verst., Blechfront
  Wird in Nora-Werbematerial von 1929 auch als Nora 808 benannt. Preis einschließlich Telefunken-Röhrensatz.

• Price in first year of sale
• 185.00 RM !

• Source of data
• Katalog Radio-Zentrale Prohaska 1930/31 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Mentioned in
• Kat.Radio Arlt 1931

• Literature/Schematics (1)
• -- Original prospect or advert

• Other Models

• Here you find 633 models, 555 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