• Country
• Germany

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

• Year
• 1971/1972

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 28381

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

• Number of Transistors
• 30

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 460/10700 kHz

• Tuned circuits
• 8 AM circuit(s)     13 FM circuit(s)

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

• Details
• Changer (Record changer)

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

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

• Power out
• 20 W (24 W max.)

• Material
• Wooden case

• from Radiomuseum.org
• Model: HiFi-Stereo-Kompaktanlage KA25 - Dual, Gebr. Steidinger; St.

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 420 x 225 x 377 mm / 16.5 x 8.9 x 14.8 inch

• Notes

• HiFi Kompaktanlage KA25

  Vollstereo, HiFi in allen Übertragungsbereichen, NF-Verstärker mit zwei Endstufen je 10 W (Sinus) / 12 Watt (Musik), Leistungsbandbreite (DIN 45500) 40 - 20.000Hz, Klirrfaktor 1%, Abdeckhaube CH 20 (Klapphaube).
  Phono-Chassis = Dual 1214 mit HiFi Keramiksystem CDS 700 (Auflagekraft 2,5p).

  Gehäuse: Nußbaum, natur; siehe auch Dual KA25W in Schleiflack, weiß.

• Net weight (2.2 lb = 1 kg)
• 11.9 kg / 26 lb 3.4 oz (26.211 lb)

• Price in first year of sale
• 948.00 DM

• External source of data
• Erb

• Source of data
• Handbuch VDRG 1971/1972 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• -- Original-techn. papers. (Dual Serviceanleitung KA25)

• Literature/Schematics (1)
• -- Original prospect or advert (Dual Stereo und HiFi Programmübersicht 1971/72)

• Other Models

• Here you find 884 models, 844 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