• Country
• Germany

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

• Year
• 1955/1956

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 20082

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

• Number of Tubes
• 8

• Valves / Tubes
• ECC85 ECH81 EF85 EABC80 EM80 EF804 EL84 EL84

• Number of Transistors

• Semiconductors
• B250C150

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

• Tuned circuits
• 7 AM circuit(s)     10 FM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 150; 220; 240 Volt

• Loudspeaker
• 5 Loudspeakers

• Power out
• 15 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Imperial J-450-W-Stereo - Continental-Rundfunk GmbH

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 690 x 410 x 280 mm / 27.2 x 16.1 x 11 inch

• Notes

• Das Modell J450W Stereo hat keinen Zweikanalverstärker, sondern eine Gegentakt-Endstufe. Der Hoch- und Tieftonbereich wird über getrennte Ausgangsübertrager den Lautsprechern in 3D-Anordnung zugeführt.

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

• Price in first year of sale
• 468.00 DM

• External source of data
• Erb

• Source of data
• HdB d.Rdf-& Ferns-GrH 1955/56 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Katalog Thiele,Helmstedt 1955/56 (Handbuch Rundfunk Phono Fernsehen S. 18)

• Literature/Schematics (1)
• -- Original-techn. papers.

• 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