Rated for high shock and vibration.

AEM's 100-watt Public Address and Siren System for light aircraft delivers sound quality, reliability, and functionality in a compact, economic package. Built to perform in demanding environments, utilize our light-weight system both internally and externally with a typical target distance of 200-300 feet.

Our 100W system is effective for small helicopters such as the Robinson R22 and Schweitzer 300.


  • 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
  • Rated for high shock and vibration
  • Designed for maximum moisture resistance and corrosion prevention
  • Suitable for both internal and external aircraft applications
  • Speaker driver assembly and mechanical parts are field-replaceable
TS100WR Loudspeaker
LSC22 Loudspeaker Controller
AA21-4xx Series Controller
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PA110 Series Power Amplifier
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Controller Mechanical Specs
Height 1.11"
Width 5.74"
Length 6.32"
Weight 1.30 lb
Amplifier Mechanical Specs
Height 4.10"
Width 7.90"
Length 6.32"
Weight 4.60 lb
Speaker Specs
Rated input power 100 Wrms
Frequency 275-8000 Hz
Weight  3.85 lb 

Installation & Operation Manuals


Product Brochure


Product Details Request Form 

If you have a capability requirement that isn’t met by an existing system, AEM is open to new opportunities that meet the demands of both fixed- and rotary-wing aircraft. We work with flight crew, integrators, and OEMs to deliver solutions for today’s avionics market.

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