• Country
• Germany

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

• Year
• 1973–1978

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 29068

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

• Number of Transistors
• 24

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 130; 150; 220; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: CV31 - Dual, Gebr. Steidinger; St.

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 420 x 108 x 335 mm / 16.5 x 4.3 x 13.2 inch

• Notes
• Stereo-NF-Verstärker mit 2 Endstufen je 10 W (Sinus), LS-Matrix für Quadroeffekt-Wiedergabe, Anschlußbuchse für separaten Quadrofonie-Decoder.
  Gehäuse: Nußbaum, natur; siehe auch CV31W in Schleiflack, weiß.

• Net weight (2.2 lb = 1 kg)
• 5 kg / 11 lb 0.2 oz (11.013 lb)

• Price in first year of sale
• 398.00 DM

• External source of data
• Erb

• Source of data
• Katalog RFP 1973 / Radiokatalog Band 2, Ernst Erb

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

• Other Models

• Here you find 881 models, 841 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