• Country
• Germany

• Manufacturer / Brand
• Körting-Radio; Leipzig, später Grassau

• Year
• 1959 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 137377

• • alternative name: Dietz & Ritter GmbH, Dr.

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

• Number of Tubes
• 10

• Valves / Tubes
• ECC85 ECH81 EF89 EABC80 EM85 EM85 EABC80 EL84 EL84 EZ81

• Main principle
• Superheterodyne (common); ZF/IF 472/10700 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; 127; 155; 220; 240 Volt

• Loudspeaker
• 4 Loudspeakers

• Power out
• 10 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Stereo Dynamic 20822 Ch= 20730 Art.Nr. 821/70 - Körting-Radio; Leipzig, später

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 650 x 395 x 268 mm / 25.6 x 15.6 x 10.6 inch

• Notes

• Körting Stereo Dynamic 20822 ist mit Chassis 20730 bestückt.

  Das gleiche Modell mit gleicher Artikelnummer gibt es auch als Stereo Dynamic 20730.

• Net weight (2.2 lb = 1 kg)
• 14.1 kg / 31 lb 0.9 oz (31.057 lb)

• Mentioned in
• -- Original prospect or advert

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

• Author
• Model page created by Juhani Makivuoti † 21.09.13. See "Data change" for further contributors.

• Other Models

• Here you find 815 models, 667 with images and 471 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Körting-Radio; Leipzig, später Grassau