• Country
• Germany

• Manufacturer / Brand
• Tonfunk GmbH; Karlsruhe

• Year
• 1952/1953

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 170391

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

• Number of Tubes
• 8

• Valves / Tubes
• ECC81 ECH81 EF43 EB41 EM4 EAF42 EL41 AZ1 or

• Number of Transistors

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

• Main principle
• Superheterodyne (common); ZF/IF 472/10700 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 120; 220; 240 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Violetta W301 [mit ECH81 und EB41] - Tonfunk GmbH; Karlsruhe

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 550 x 360 x 280 mm / 21.7 x 14.2 x 11 inch

• Notes

• FM-Vorstufe.
  Etage HF uniquement en FM.

  Siehe auch Tonfunk Violetta W301 mit ECH42 und EB41.

• Net weight (2.2 lb = 1 kg)
• 10.2 kg / 22 lb 7.5 oz (22.467 lb)

• Source of data
• -- Schematic

• Literature/Schematics (1)
• Funkschau (Schaltungssammlung Nr.61, 1953)

• Author
• Model page created by Bekir Yurdakul. 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