Public Address System


Designed and built for demanding environments.

AEM designed the 200-watt Public Address and Siren System for light, small-piston engine helicopters such as the Robinson R22/R44 and Schweitzer 300. Broadcast clearly and effectively with a typical target distance of 200-300 feet.

Designed for functionality, our modular system is capable of producing 220W of output power.


  • Front-mount auxiliary input on the LSC22 allows message transmission from an MP3 player or smartphone
  • Convenient onboard digital storage for fast recording and playback
  • Remote mount amplifier for a flexible PA solution
  • Designed and built for demanding environments
  • Applicable for both internal and external aircraft applications
  • Speaker driver assembly and mechanical parts are field replaceable

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