• Country
• Germany

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

• Year
• 1956 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 75337

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

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

• Number of Tubes
• 7

• Valves / Tubes
• ECC85 ECH81 EF85 EABC80 EM85 EL90 EZ80

• Main principle
• Superheterodyne (common); ZF/IF 472/10700 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

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

• Loudspeaker
• 3 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: 612W - Körting-Radio; Leipzig, später

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 570 x 380 x 280 mm / 22.4 x 15 x 11 inch

• Notes

• Das Schaltbild entspricht bis auf die UKW-Eingangsstufe dem 610W-3D.

• Source of data
• -- Original-techn. papers.

• Mentioned in
• Lange, Schaltungen der Funkindustrie (Band 6, Seite 128)

• Author
• Model page created by Volker Friedrich. See "Data change" for further contributors.

• Other Models

• Here you find 809 models, 660 with images and 462 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Körting-Radio; Leipzig, später Grassau