• Country
• Germany

• Manufacturer / Brand
• Karufa, Karlsruher-Rundfunkwerke, Bürkle & Gross; Karlsruhe

• Year
• 1948 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 15302

• Number of Tubes
• 3

• Valves / Tubes
• 12SK7 12A6 AZ1

• Main principle
• TRF without regeneration

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

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 24 cm = 9.4 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: K4 - Karufa, Karlsruher-

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Funk-Technik (FT) (4812)

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Karufa, Karlsruher-Rundfunkwerke, Bürkle & Gross; Karlsruhe