Köln Transistor US 3898 ab G 310001

• Country
• Germany

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

• Year
• 1959/1960

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

• Radiomuseum.org ID
• 186894

• • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
  • Brand: Rotstern

• Picture
• Schematics

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Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• ECC85 EF89 ECH81 EBF89 EABC80 ECF80

• Number of Transistors
• 3

• Semiconductors
• TF80/30 TF80/30 TF80/30 RL232 RL232 E250C50

• Main principle
• Superhet with RF-stage; ZF/IF 470/10700 kHz; Export model

• Wave bands
• Wave Bands given in the notes.

• 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
• 4 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Köln Transistor US 3898 ab G 310001 - 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

• Wellenbereiche: Marineband 215-275 kHz, AM 519-1640 kHz und FM 87-108 MHz. Maße Transistorteil: 183x 86x 47mm. Exportgerät für USA

• Net weight (2.2 lb = 1 kg)
• 4.3 kg / 9 lb 7.5 oz (9.471 lb)

• Literature/Schematics (1)
• -- Original-techn. papers. (Blaupunkt, Service-Manual EVB 991-413)

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Date 1-62, Set 564, Folder 4)

• Author
• Model page created by Richard Winter. See "Data change" for further contributors.

• Other Models

• Here you find 3587 models, 3274 with images and 2328 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim