• Country
• Germany

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

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7912

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

• Number of Tubes
• 6

• Valves / Tubes
• AK2 AF3 AB2 AL4 AM2 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 220; 240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Elektra W67 - Nora, Aron, Heliowatt; Berlin

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

• Dimensions (WHD)
• 480 x 360 x 310 mm / 18.9 x 14.2 x 12.2 inch

• Notes

• Variable Bandbreite.

• Net weight (2.2 lb = 1 kg)
• 18 kg / 39 lb 10.4 oz (39.648 lb)

• Price in first year of sale
• 288.00 RM

• Source of data
• Handbuch WDRG 1937 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Mentioned in
• -- Schematic (OTO-Schaltungen)

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

• Other Models

• Here you find 634 models, 557 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