• Country
• Germany

• Manufacturer / Brand
• Tonfunk GmbH; Karlsruhe

• Year
• 1952 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 25170

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

• Number of Tubes
• 5

• Valves / Tubes
• EF42 ECH42 EBF80 EL41 AZ41

• Main principle
• Superheterodyne (common); ZF/IF 468/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     5 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Violetta W150 - Tonfunk GmbH; Karlsruhe

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

• Dimensions (WHD)
• 430 x 290 x 215 mm / 16.9 x 11.4 x 8.5 inch

• Notes

• Achtung: Spartrafo! Chassis ist nicht vom Netz getrennt!

  Variometerabstimmung und Flankendemodulator für UKW. Vollautomatischer zweifacher Schwundausgleich. Anschluss für TA und 2. Lautsprecher.

  Wellenbereiche:

  • UKW: 86 - 100 MHz
  • MW: 186 - 560 m (1610 - 510 kHz)

• Net weight (2.2 lb = 1 kg)
• 6.5 kg / 14 lb 5.1 oz (14.317 lb)

• Price in first year of sale
• 199.00 DM

• External source of data
• Rutishauser/EE

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original prospect or advert

• Other Models

• Here you find 570 models, 334 with images and 240 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tonfunk GmbH; Karlsruhe