• Country
• Germany

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

• Year
• 1930–1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 8048

• Number of Tubes
• 4

• Valves / Tubes
• REN904 REN904 RE134 or RES164 RGN354

• 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) / 110-240 Volt

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

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 3W - Nora, Aron, Heliowatt; Berlin

• Notes
• unten und oben geschweift

• Price in first year of sale
• 100.00 RM +

• Source of data
• Radio-Schnorr-Katalog Nr.53 1931/32 / Radiokatalog Band 1, Ernst Erb

• 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