• Country
• Germany

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

• Year
• 1932/1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7977

• Number of Tubes
• 5

• Valves / Tubes
• RENS1819 RENS1819 RENS1820 RENS1820 RENS1823d

• Main principle
• Superhet with RF-stage; ZF/IF 122,5 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Power type and voltage
• Direct Current supply (DC) / 140-240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Form G500 [Presstoffgehäuse] - Nora, Aron, Heliowatt; Berlin

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 450 x 280 x 270 mm / 17.7 x 11 x 10.6 inch

• Notes

• Preis ohne Röhren, zusätzlich Röhrensatz, Preis: 95,80 RM

• Price in first year of sale
• 220.00 RM +

• Source of data
• Katalog Radio-Zentrale Prohaska 1932/33 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• 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