• Country
• Germany

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

• Year
• 1958/1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 315007

• • 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 EM84 EL84

• Number of Transistors

• Semiconductors
• B250C100

• Main principle
• Superheterodyne (common); 2 AF stage(s); Export model

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

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

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 105-120 Volt

• Loudspeaker
• 4 Loudspeakers

• Power out
• 6 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Amazonas 4521 USA - Blaupunkt Ideal, Berlin,

• Shape
• Console with Push Buttons.

• Dimensions (WHD)
• 606 x 646 x 370 mm / 23.9 x 25.4 x 14.6 inch

• Notes

• Wave Bands:

  AM: 515 - 1620 kHz
  SW: 5,95 - 18,2 MHz
  FM: 87,4 -108 MHz

  Loudspeakers:

  1 Suprakustik Loudspeaker elliptical 180 x 200 mm
  Two 3D lateral speakers 50 x 180 mm
  1 Tweeter

• Net weight (2.2 lb = 1 kg)
• 27.5 kg / 60 lb 9.2 oz (60.573 lb)

• Mentioned in
• - - Manufacturers Literature

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

• Other Models

• Here you find 3583 models, 3270 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