• Country
• Germany

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

• Year
• 1926/1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 3813

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

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• TRF with regeneration; 1 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 4 & 100 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Form PN1b - Nora, Aron, Heliowatt; Berlin

• Shape
• Tablemodel, slant panel.

• Notes

• Nachfolger des PN1, für höhere Wellenbereiche durch Steckspulen erweiterbar. Eingebaute Spulen für Wellenbereich 200 - 600 m. Abschaltbare NF-Röhre.

  Entspricht Pka bzw. Pe + N1 bzw. N1R.

• Net weight (2.2 lb = 1 kg)
• 1 kg / 2 lb 3.2 oz (2.203 lb)

• Price in first year of sale
• 52.00 RM +

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Mentioned in
• Funkgeschichte der GFGF (9072)

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

• 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