• Country
• Germany

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

• Year
• 1932/1933

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

• Radiomuseum.org ID
• 508

• • 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
• 5

• Valves / Tubes
• RENS1214 RES094 RES094 REN904 RES374

• 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) / 6 Volt

• Loudspeaker
• -Loudspeaker incorporated, but system not known.

• Material
• Metal case

• from Radiomuseum.org
• Model: Autoradio AS5 - Blaupunkt Ideal, Berlin,

• Shape
• Miscellaneous shapes - described under notes.

• Notes
• 4-V-RENS-Röhren [603237-293]; erster Autoradio in D! Anodenspannung durch rotierenden Umformer (Anodenmaschine), Bedienteil abgesetzt über Bowdenzüge.

• Price in first year of sale
• 465.00 RM

• Source of data
• -- Collector info (Sammler) / Radiokatalog Band 1, Ernst Erb

• Mentioned in
• Funkschau (3237)

• Literature/Schematics (1)
• -- Collector info (Sammler)

• Literature/Schematics (2)
• Funk Bastler (Funkbastler 1933, Heft 8, Seite 125)

• Literature/Schematics (3)
• Funkschau (25/1978, S. 1249)

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• Other Models

• Here you find 3591 models, 3279 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