• Country
• Germany

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

• Year
• 1987–1990

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 137830

• • 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

• 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
• 240 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: BSA247 7.607.582.510 - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 280 x 70 x 240 mm / 11 x 2.8 x 9.4 inch

• Notes
• NF-Verstärker BSA 247, Lautsprecherausgänge schaltbar in Mono 240 Watt und Stereo 2 x 120 Watt, Sub-Woofingschalter, Eingänge High und Low-Signal, DIN-Buchsen Input und Output, Gain ADJ-Regler.

• Net weight (2.2 lb = 1 kg)
• 4.5 kg / 9 lb 14.6 oz (9.912 lb)

• Author
• Model page created by Karlheinz Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 3547 models, 3233 with images and 2327 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim