• Country
• Germany

• Manufacturer / Brand
• Blaupunkt (Ideal), Berlin, später Hildesheim

• Year
• 1968 ??

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 133701

• • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
  • Brand: Rotstern

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Dry Batteries / 4 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 cm = 3.1 inch

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Twen 7.614.010 - Blaupunkt Ideal, Berlin,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 120 x 70 x 260 mm / 4.7 x 2.8 x 10.2 inch

• Notes
• Kann auch mit 6V Netzgerät betrieben werden. Anbei das dynamic microphone NDM-26.

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

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

• Author
• Model page created by Guido Höh. See "Data change" for further contributors.

• Other Models

• Here you find 3589 models, 3277 with images and 2329 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim