• Year
  • 1984
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 142377
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Cassette-Recorder or -Player
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 18 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Porto 24 7.644.547.510 - Blaupunkt Ideal, Berlin,
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Performance similar to older Porto 21 (1981) but released to be mounted in DIN car radio standard format without adapters. Cassette tape player with optoelectronic end tape sensor and magnetic hold, automatically ejects the cassette when powered off. Radio with ASU impulsive noise killer (minimize spark plugs interference) in FM reception reception. Produced in 1984-85.
  • Source of data
  • -- Original prospect or advert
  • Mentioned in
  • - - Manufacturers Literature (Blaupunkt Ersatzteil Handbuch 1992)
  • Author
  • Model page created by Enrico Bonisolo. See "Data change" for further contributors.

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