• Country
• Germany

• Manufacturer / Brand
• Emud, Ernst Mästling; Ulm

• Year
• 1930 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 1506

• Number of Tubes
• 2

• Valves / Tubes
• REN904 RES164d

• Main principle
• TRF without regeneration

• from Radiomuseum.org
• Model: Frappant 3 - Emud, Ernst Mästling; Ulm

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Other Models

• Here you find 422 models, 328 with images and 231 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Emud, Ernst Mästling; Ulm