• Country
• Germany

• Manufacturer / Brand
• Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 4091

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

• Number of Tubes
• 5

• Valves / Tubes
• UCH11 UBF11 UCL11 UY11 UM11

• Main principle
• Superheterodyne (common); ZF/IF 473 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Ready for FM, has Broadcast, Long Wave, Short wave.

• Power type and voltage
• AC/DC-set / 110-220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 25 cm = 9.8 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Opus 50GW - Telefunken Deutschland TFK,

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

• Dimensions (WHD)
• 540 x 365 x 250 mm / 21.3 x 14.4 x 9.8 inch

• Notes
• variable Bandbreite. Für das Modell Opus 50 konnte man den UKW-Nachrüstsatz Telefunken UKW 1C nachkaufen und an der Rückwand verschrauben.

• Net weight (2.2 lb = 1 kg)
• 12 kg / 26 lb 6.9 oz (26.432 lb)

• Price in first year of sale
• 388.00 DM

• Source of data
• Kat.d. Rundf.Gr.Handel 1950/51 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Other Models

• Here you find 3573 models, 3159 with images and 2117 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH