• Country
• Germany

• Manufacturer / Brand
• Nora; Berlin

• Year
• 1938/1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7855

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

• Number of Tubes
• 4

• Valves / Tubes
• KF4 KC1_p8 KF4 KL2

• Main principle
• TRF without regeneration; 1 Special; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 2 & 100 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: B28 - Nora; Berlin

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

• Dimensions (WHD)
• 550 x 320 x 280 mm / 21.7 x 12.6 x 11 inch

• Net weight (2.2 lb = 1 kg)
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• Price in first year of sale
• 178.00 RM

• Source of data
• Handbuch WDRG 1938 / Radiokatalog Band 1, Ernst Erb

• Mentioned in
• Fortschritte der Funktechnik und ihrer Grenzgebiete (8 Bände)

• Literature/Schematics (1)
• Lange / Nowisch, "Empfängerschaltungen der Radioindustrie"

• Literature/Schematics (2)
• -- Schematic (OTO- Schaltungen)

• Other Models

• Here you find 633 models, 555 with images and 342 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nora; Berlin