• Country
• Germany

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

• Year
• 1955/1956

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

• Radiomuseum.org ID
• 20057

• • 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
• ECC85 EF89 ECH81 EBF80 EABC80 EC92 ECC81 EL84

• Number of Transistors

• Semiconductors
• SM702/1Z or. SM702/2Z RL232 RL232 B250C110

• Main principle
• Superhet with RF-stage; ZF/IF 460/10700 kHz

• Tuned circuits
• 8 AM circuit(s)     12 FM circuit(s)

• Wave bands
• Broadcast, Long Wave and FM or UHF.

• Details
• Radio Control (+Remote Wire etc)

• 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).

• Power out
• 3.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Köln ab R 90001 - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 183 x 76 x 168 mm / 7.2 x 3 x 6.6 inch

• Notes

• Das Autoradio Blaupunkt Köln Serie R hat fernbedienbaren elektromechanischen Sendersuchlauf (Selectomat) mit den Steuerröhren EC92 und ECC81.

  Separates Stromversorgungsteil mit NF-Endstufe (Zerhackerkasten).
  Abmessungen: 187 x 117 x 73 mm, Gewicht 2,2 kg.

• Net weight (2.2 lb = 1 kg)
• 3.2 kg / 7 lb 0.8 oz (7.048 lb)

• Price in first year of sale
• 469.00 DM

• External source of data
• Erb

• Source of data
• HdB d.Rdf-& Ferns-GrH 1955/56

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

• Other Models

• Here you find 3537 models, 3227 with images and 2322 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim