• Country
• Germany

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

• Year
• 1965/1966

• Category
• Pre-stage (adaptor for SW/FM/VHF/UHF incl. built-in), Frequency converter

• Radiomuseum.org ID
• 26363

• • 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 Transistors
• 2

• Semiconductors
• AF124 AF127 OA79 Z4_Z-Diode

• Main principle
• RF Converter/Adapter (not voltage converter); ZF/IF 500-1600 kHz

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Short Wave (SW only)

• Details
• Converter

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6; 12 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Kurzwellenvorsatz KV900 [ab W 1270 001] - Blaupunkt Ideal, Berlin,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 183 x 45 x 149 mm / 7.2 x 1.8 x 5.9 inch

• Net weight (2.2 lb = 1 kg)
• 1.2 kg / 2 lb 10.3 oz (2.643 lb)

• Price in first year of sale
• 120.00 DM

• External source of data
• erb

• Source of data
• Handbuch VDRG 1965/1966

• Mentioned in
• Handbuch VDRG 1970/1971

• Other Models

• Here you find 3591 models, 3279 with images and 2330 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim