Autema
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K4701 - LOUDSPEAKER DC-PROTECTION

 

Burn out of a power amplifier's output stage nearly always results in a dangerous direct current to the loudspeaker's terminals. In turn, this results in loudspeaker burn out. This protection unit, requiring no supplementary supply, is simply mounted between the amplifier and the speaker in the speaker cabinet and disconnects the speaker as soon as a direct current appears. Also ideally suited for use in the car.

 Features
  • exists also in mounted version:
    • M4701A: Loudspeaker DC protection up to 30W max.
    • M4701B: Loudspeaker DC protection up to 300W max.

 Specifications
  • maximum input voltage: 90VDC
  • max. contact current: 10A
  • minimum safety voltage: 10VDC
  • no external supply needed
  • dimensions: 40 x 67mm (1.6" x 2.6")
  • recommended housing: G410

 Downloads
  - Info Sheets