Modulator® High-Powered Speaker Array

Federal Signal’s mass notification giant voice sirens and speakers are designed for community or industrial facility emergency situations that require mass notification

The innovative omni-directional electronic Modulator speaker array consists of modules that utilize four 100 watt drivers. It also provides clear voice communication and offers warning signals which are produced by Federal Signal’s UltraVoice™ electronic controller and amplifier system. Custom tones and professionally recorded voice messages for the UltraVoice controller are available and can be purchased upon request.

The Modulator High Powered Speaker Array combined with the UltraVoice controller is ideal for community/municipal, industrial and military applications where immediate instruction is necessary.

The Modulator and UltraVoice controller can be networked via radio, IP, landline, cellular and/or satellite communications. Powering is available in AC, DC, or solar. The system typically operates from batteries which are charged from either AC or Solar.

1. Light-weight, compact design
2. Utilizes Federal Signal Ultravoice™ for control and amplification
3. Excellent frequency response for clear voice reproduction
4. 360º coverage without sound variation in horizontal planes
5. Easy servicing through convenient access panels
6. Anechoic chamber-certified
Shown with optional QuadraFlare lights

Liferaft Capacity Model SWL Standard Outreach Max Launching Height

<16 P
<25 P
<39 P

3.5 m
3.6 m
4.5 m

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