• Country
• Germany

• Manufacturer / Brand
• Tonfunk GmbH; Karlsruhe

• Year
• 9999

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 89291

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

• Number of Tubes
• 8

• Valves / Tubes
• EF80 EC92 ECH81 EAF42 EM4 EB41 EL41 AZ1 or

• Number of Transistors

• Semiconductors
• Tr.Gl.=Metal-rectif.

• Main principle
• Superheterodyne (common); ZF/IF 472/10700 kHz

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 220 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet.

• from Radiomuseum.org
• Model: dublette 25235 - Tonfunk GmbH; Karlsruhe

• Notes
• ab Gerät-Nr. 11 11556

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Thomas Welti. See "Data change" for further contributors.

• Other Models

• Here you find 570 models, 333 with images and 239 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tonfunk GmbH; Karlsruhe