• Country
• Germany

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

• Year
• 1939/1940

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

• Radiomuseum.org ID
• 618

• • 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
• 7

• Valves / Tubes
• EF11 ECH11 EF11 EBC11 EBC11 EDD11 EZ11

• Main principle
• Superhet with RF-stage; ZF/IF 468 kHz

• Tuned circuits
• 6 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; 12 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Metal case

• from Radiomuseum.org
• Model: 7A79 - Blaupunkt Ideal, Berlin,

• Dimensions (WHD)
• 290 x 170 x 168 mm / 11.4 x 6.7 x 6.6 inch

• Notes
• Separates Bedienteil.
  Stromverbrauch 4 A bei 6 V; 2 A bei 12 V.

• Net weight (2.2 lb = 1 kg)
• 12 kg / 26 lb 6.9 oz (26.432 lb)

• Price in first year of sale
• 330.00 RM

• Source of data
• Handbuch WDRG 1939 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Literature/Schematics (1)
• -- Original-techn. papers.

• Other Models

• Here you find 3293 models, 2978 with images and 2240 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim