• Country
• Germany

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

• Year
• 1925/1926

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 3801

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF with regeneration; 1 Special; 2 AF stage(s); Neutrodyne

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Steilpult E4 - Nora, Aron, Heliowatt; Berlin

• Shape
• Tablemodel, slant panel.

• Notes
• "geeichte" Stations-Skala!

• Net weight (2.2 lb = 1 kg)
• 7.1 kg / 15 lb 10.2 oz (15.639 lb)

• Source of data
• Radiokatalog Band 1, Ernst Erb

• 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