• Country
• Germany

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

• Year
• 1954/1955

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 19547

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

• Number of Tubes
• 10

• Valves / Tubes
• ECC85 EC92 ECH81 EF89 EM80 EBF80 EABC80 EF804 EL84 EL84

• Number of Transistors

• Semiconductors
• B250C140

• Main principle
• Superheterodyne (common); ZF/IF 454 or 472/10700 kHz

• Tuned circuits
• 8 AM circuit(s)     12 FM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• 4 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: Imperial J 449W - Continental-Rundfunk GmbH

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 665 x 405 x 280 mm / 26.2 x 15.9 x 11 inch

• Notes

• Drehbare Ferritantenne. UKW-Vorstufe mit Parallelschaltung der beiden Trioden der ECC85 (Duplex-Vorstufe), 3-Kreisfilter nach der Mischstufe. Gegentakt-Endstufe.

  Preis mit 3 Lautsprechern: 449,-DM

• Net weight (2.2 lb = 1 kg)
• 15 kg / 33 lb 0.6 oz (33.04 lb)

• Price in first year of sale
• 456.00 DM

• External source of data
• Erb

• Source of data
• Rundfunk- und Fernseh-Katalog 1954/55 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Rundfunk-Phono-Fernseh-Katalog 1954/55 S.13 (Thiele)

• Literature/Schematics (1)
• -- Schematic

• Other Models

• Here you find 143 models, 127 with images and 87 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