• Country
• Germany

• Manufacturer / Brand
• Neckermann-Versand KG; Frankfurt a.M.

• Year
• 1966 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 97702

• • Brand: Twen Tone

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

• Number of Transistors
• 6

• Semiconductors
• 2SA45 2SA45 2SA45 2SB422 2SB423 2SB423

• Main principle
• Superheterodyne (common)

• Tuned circuits
• 4 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: Six Transistor Twen-Tone 822/663 - Neckermann-Versand KG;

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

• Dimensions (WHD)
• 65 x 100 x 32 mm / 2.6 x 3.9 x 1.3 inch

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

• Source of data
• -- Schematic

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

• Other Models

• Here you find 547 models, 490 with images and 170 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Neckermann-Versand KG; Frankfurt a.M.