• Country
• Germany

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

• Year
• 1973

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 85510

• • 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
• 7

• Semiconductors
• BF254 BF254 BF254 BC172 BC328 AD156 AD157 BA170 AA119 AA119 5502 ZG1

• Main principle
• Superheterodyne (common); ZF/IF 460 or 452 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Hildesheim 7.633.121 [ab B 001 001] - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 153 x 38 x 71 mm / 6 x 1.5 x 2.8 inch

• Notes
• Schutzschaltung zur Ableitung statischer Antennenaufladungen,blendfreie Skalenbeleuchtung,3 verstellbare Makierungspfeile

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Richard Winter. See "Data change" for further contributors.

• Other Models

• Here you find 3583 models, 3270 with images and 2328 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim