Derby de Luxe 7.657.730

• Country
• Germany

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

• Year
• 1967/1968

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 862

• • 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 Transistors
• 12

• Semiconductors
• AF106 AF201 AF201 AF201 AF201 AC151 AC151 AC151 BC108 BC108 AC153 AC153

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

• Tuned circuits
• 7 AM circuit(s)     11 FM circuit(s)

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

• Power type and voltage
• Dry Batteries / 6 × 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch

• Power out
• 2 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Derby de Luxe 7.657.730 - Blaupunkt Ideal, Berlin,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 280 x 190 x 80 mm / 11 x 7.5 x 3.1 inch

• Notes

• Betrieb im Auto über Autohalterung HV560/570 aus 6-V- oder 12-V- Autobatterie möglich, dann 3 W Ausgangsleistung;
  Netzbetrieb mit zusätzlichem Netzteil möglich.

  Siehe auch Derby de Luxe 7.657.731.

• Net weight (2.2 lb = 1 kg)
• 3.1 kg / 6 lb 13.3 oz (6.828 lb)

• Source of data
• Handbuch VDRG 1967/1968 / Radiokatalog Band 1, Ernst Erb

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

• Other Models

• Here you find 3566 models, 3250 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