Mikrobox 972.119 A

• Country
• Germany

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

• Year
• 1970 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 89754

• Picture
• Schematics

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

• Number of Transistors
• 6

• Semiconductors
• CS9011 CS9012 CS9013 CD0000 CD0014

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 cm = 2 inch

• Power out
• 0.2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Mikrobox 972.119 A - Nordmende, Norddeutsche Mende-

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 107 x 70 x 27 mm / 4.2 x 2.8 x 1.1 inch

• Notes
• Halbleiterliste (nur einmal pro Typ):
  Transistoren: 4× CS9011, CS9012, CD9013 or CS1321;
  Dioden: CD0000, 2x CD0014.
  Die ersten Consumer-Siliziumtransistoren in halbrundem Kunststoffgehäuse (Pillenform); eisenlose Endstufe.

• Net weight (2.2 lb = 1 kg)
• 0.2 kg / 0 lb 7 oz (0.441 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Günther Stabe † 19.8.20. See "Data change" for further contributors.

• Other Models

• Here you find 1746 models, 1639 with images and 1263 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