• Country
• Germany

• Manufacturer / Brand
• Elektro-Schalt-Werk AG, Hecke, Ruhstrat & Co. (ESW); Göttingen

• Year
• 1928 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 14352

• • Brand: ESW

• Number of Tubes
• 4

• Valves / Tubes
• unknown_Tube RE084s RE134 unknown_Tube

• Main principle
• TRF without regeneration

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - For headphones or amp.

• from Radiomuseum.org
• Model: ESW3Nw - Elektro-Schalt-Werk AG, Hecke,

• Notes
• Die Röhren in den Funkschau-Bestückungstabellen sind Ersatzröhren, denn die Bestückung ist erst ab 1930 möglich: REN904, RE084s RE134 und RGN1054.

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Other Models

• Here you find 19 models, 6 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Elektro-Schalt-Werk AG, Hecke, Ruhstrat & Co. (ESW); Göttingen