• Country
• Germany

• Manufacturer / Brand
• Continental-Rundfunk GmbH (Stassfurter Imperial); Osterode/Harz

• Year
• 1950/1951

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 4930

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

• Number of Tubes
• 5

• Valves / Tubes
• ECH11 EBF11 ECL11 AZ11 EM11

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

• Tuned circuits
• 7 AM circuit(s)

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

• Details
• Record Player (perh.Changer)

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Imperial Truhe 661W - Continental-Rundfunk GmbH

• Shape
• Console with any shape - in general

• Price in first year of sale
• 895.00 DM

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange Schaltungen der Funkindustrie, Buch 3

• Mentioned in
• Funkschau (5010)

• Other Models

• Here you find 143 models, 127 with images and 88 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Continental-Rundfunk GmbH (Stassfurter Imperial); Osterode/Harz