• Country
• Germany

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

• Year
• 1973–1975

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29303

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

• Number of Transistors
• 9

• Semiconductors

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

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

• Wave bands
• Broadcast (BC) and FM or UHF.

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9 cm = 3.5 inch

• Power out
• 0.5 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: duo-clock 4.172.A - Nordmende, Norddeutsche Mende-

• Shape
• Tablemodel with Clock ((Alarm-) Clock Radio).

• Dimensions (WHD)
• 245 x 86 x 150 mm / 9.6 x 3.4 x 5.9 inch

• Notes
• Digitaluhr (Klappzahlen) mit Sekundenanzeige; Weckeinrichtung mit Musik oder Summer.
  Gehäusevarianten: Weiss und rot.

• Net weight (2.2 lb = 1 kg)
• 1.2 kg / 2 lb 10.3 oz (2.643 lb)

• External source of data
• Erb

• Source of data
• Katalog RFP 1974

• Mentioned in
• Funk-Technik (FT) (20/1973, S. 759 / Neuvorstellung, Messe Berlin)

• Literature/Schematics (1)
• - - Manufacturers Literature

• Other Models

• Here you find 1745 models, 1638 with images and 1262 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