• Country
• Germany

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

• Year
• 1950/1951

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

• Radiomuseum.org ID
• 746

• • 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 Tubes
• 6

• Valves / Tubes
• EAF42 ECH42 EAF42 EAF42 EL42 EL42

• Number of Transistors

• Semiconductors
• SM30/3z or. SM30/5z

• Main principle
• Superhet with RF-stage; ZF/IF 473 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

• Loudspeaker
• - This model requires external speaker(s). / Ø 13 cm = 5.1 inch

• Power out
• 3 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: 7A650 P - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 135 x 205 x 305 mm / 5.3 x 8.1 x 12 inch

• Notes
• P = 2× EL42 parallel
  Siehe auch Blaupunkt 7A650 T mit 1x EL41.

• Net weight (2.2 lb = 1 kg)
• 6.5 kg / 14 lb 5.1 oz (14.317 lb)

• Price in first year of sale
• 387.00 DM

• Source of data
• Kat.d. Rundf.Gr.Handel 1950/51 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange Schaltungen der Funkindustrie, Buch 2

• Mentioned in
• Funk-Technik (FT) (5014)

• Other Models

• Here you find 3592 models, 3281 with images and 2332 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim