• Year
  • 1969/1970
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 27796
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Cassette-Recorder or -Player
  • Power type and voltage
  • Dry Batteries / 5 × 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 cm = 3.1 inch
  • Power out
  • 0.5 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Twen 68 - Blaupunkt Ideal, Berlin,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 125 x 63 x 223 mm / 4.9 x 2.5 x 8.8 inch
  • Notes
  • Netzbetrieb mit zusätzlichem Netzteil möglich.

    See also: Sanyo M-88 and M-88W.

    Made in Japan 704 (Sanyo)

  • Net weight (2.2 lb = 1 kg)
  • 1.8 kg / 3 lb 15.4 oz (3.965 lb)
  • External source of data
  • erb

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The model Twen is part of the collections of the following members.

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