• Country
• Germany

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

• Year
• 1929–1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 77850

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

• Number of Tubes
• 6

• Valves / Tubes
• REN804 REN804 REN1004 REN1004 RE134 or RE604 RGN1054 or RGN1500

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

• Tuned circuits
• 3 AM circuit(s)

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

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

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: K5W [Neu] - Nora, Aron, Heliowatt; Berlin

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 750 x 380 x 270 mm / 29.5 x 15 x 10.6 inch

• Notes

• Preis ohne Röhren für Jahrgang 1929/30, zusätzlich Röhrensatz:

  • 2 x REN804, 2 x REN1004, RGN1054, RE134 Preis: RM 70,50
  • 2 x REN804, 2 x REN1004, RGN1054, RE604 Preis: RM 85,-

  Im Folgejahrgang 1930/31 reduzierter Preis ohne Röhren von RM 460,-
  Röhrensätze wie vor, zu RM 78,50 bzw. RM 93,-

• Price in first year of sale
• 550.00 RM +

• Source of data
• Katalog Radio-Zentrale Prohaska 1930/31 (dick)

• Author
• Model page created by Bernd Pötzsch. See "Data change" for further contributors.

• 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