• Country
• Germany

• Manufacturer / Brand
• Tonfunk GmbH; Karlsruhe

• Year
• 1952–1954

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 172321

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

• Number of Tubes
• 7

• Valves / Tubes
• ECH81 ECH81 EF41 EABC80 EM4 EL41 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 468 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 120; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 16 cm = 6.3 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Violetta W 151 [mit AZ41] - Tonfunk GmbH; Karlsruhe

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

• Dimensions (WHD)
• 440 x 280 x 210 mm / 17.3 x 11 x 8.3 inch

• Notes
• Es gibt auch eine Ausführung mit AZ1.

• Source of data
• HdB d.Rdf-& Ferns-GrH 1953/54

• Author
• Model page created by Konrad Birkner † 12.08.2014. 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