• Country
• Germany

• Manufacturer / Brand
• Dual, Gebr. Steidinger; St. Georgen/Schwarzwald

• Year
• 1978–1980

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 90175

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

• Number of Transistors
• 15

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz

• Tuned circuits
• 6 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; 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: CT1440 - Dual, Gebr. Steidinger; St.

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 435 x 135 x 350 mm / 17.1 x 5.3 x 13.8 inch

• Notes
• 7 ICs; 7 Sensor-Speichertasten, Stereo- und Muting-Trigger.

• Net weight (2.2 lb = 1 kg)
• 6.8 kg / 14 lb 15.6 oz (14.978 lb)

• Price in first year of sale
• 573.00 DM

• Source of data
• - - Data from my own collection

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Peter Böhm. See "Data change" for further contributors.

• Other Models

• Here you find 885 models, 845 with images and 476 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Dual, Gebr. Steidinger; St. Georgen/Schwarzwald