• Country
• Germany

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

• Year
• 1963/1964

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

• Radiomuseum.org ID
• 25009

• • 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

• Main principle
• RF Converter/Adapter (not voltage converter)

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Short Wave (SW only)

• 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 KV820 - Blaupunkt Ideal, Berlin,

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

• Notes
• Vorsatzgerät zum Empfang von 9 Kurzwellenbändern (13, 16, 19, 25, 31, 41, 49, 60, 90 m) im MW-Bereich; tropenfest.

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

• Price in first year of sale
• 118.00 DM

• External source of data
• Erb

• Source of data
• Handbuch VDRG 1963/1964

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

• Other Models

• Here you find 3589 models, 3277 with images and 2329 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Blaupunkt (Ideal), Berlin, später Hildesheim