• Country
• Germany

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

• Year
• 1961–1963 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 139752

• • 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
• 6

• Valves / Tubes
• ECC85 ECH81 EF89 EABC80 EM87 EL84

• Number of Transistors

• Semiconductors
• B250C75

• Main principle
• Superheterodyne (common); ZF/IF 460/10700 kHz; Export model

• Tuned circuits
• 6 AM circuit(s)     10 FM circuit(s)

• Wave bands
• Broadcast, 2 Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 117; 220 Volt

• Loudspeaker
• 3 Loudspeakers

• Power out
• 6 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Stockholm 22253 USA - Blaupunkt Ideal, Berlin,

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 650 x 270 x 220 mm / 25.6 x 10.6 x 8.7 inch

• Notes

• Wavebands: SW1 22 - 8,4 Mc, SW2 8,5 - 3,2 Mc, AM 515 - 1620 kc, FM 87,4 - 108 Mc
  Dimensions given in the instructions are erroneous.

  See also the German domestic model Stockholm 22250.

• Net weight (2.2 lb = 1 kg)
• 8.2 kg / 18 lb 1 oz (18.062 lb)

• Source of data
• -- Original-techn. papers.

• Author
• Model page created by Helmut Arzt. See "Data change" for further contributors.

• 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