• Country
• Germany

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

• Year
• 1953/1954

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

• Radiomuseum.org ID
• 19465

• • 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
• 8

• Valves / Tubes
• EF85 ECH42 EAF42 EF80 EABC80 EAF42 EL42 EL42

• Number of Transistors

• Semiconductors
• SM30/12z SM30/13z RL203 RL203 E052/3 250B100L

• Main principle
• Superheterodyne (common); ZF/IF 473/10700 kHz

• Tuned circuits
• 7 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast, Long Wave, Short Wave plus FM or UHF.

• 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).

• Material
• Metal case

• from Radiomuseum.org
• Model: A53KU - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Notes
•  

• Price in first year of sale
• 488.00 DM

• External source of data
• Erb

• Source of data
• Kat.d.Rundf.GrossH.1953/54

• Literature/Schematics (1)
• -- Original-techn. papers. (Service-Manual 11.53)

• Other Models

• Here you find 3525 models, 3214 with images and 2320 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim