• Country
• Germany

• Manufacturer / Brand
• Nordmende, Norddeutsche Mende-Rundfunk GmbH (Sterling), Bremen-Hemelingen

• Year
• 1975–1977

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 115746

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

• Number of Transistors
• 36

• Semiconductors

• Main principle
• Superheterodyne (common)

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

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

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Quadronado 7020ST 6.161 G/H - Nordmende, Norddeutsche Mende-

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 580 x 120 x 320 mm / 22.8 x 4.7 x 12.6 inch

• Notes
• ICs: 6.
  Nordmende HiFi-Stereo-Steuergerät Quadronado 7020ST.
  Ausgangsleistung: 2× 20 W (Sinus); vier Lautsprecherausgänge.

• Source of data
• Handbuch VDRG 1975/1976

• Mentioned in
• Handbuch VDRG 1976/1977

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

• Author
• Model page created by Wolfgang Bauer. See "Data change" for further contributors.

• Other Models

• Here you find 1757 models, 1646 with images and 1274 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nordmende, Norddeutsche Mende-Rundfunk GmbH (Sterling), Bremen-Hemelingen