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ADAPTABLE MOUNTING
SYSTEM FOR CONTROLLED
MULTI-DIRECTIONAL OUTPUT
• Overcomes ambient noise of
industrial environments
• Provides maximum speech
recognition and tone reproduction
• Produces 121dBc @ 100'
• Three mounting kits available
Directional Speaker
Array
Model DSA
Federal Signal's Model DSA Directional Speaker Array provides
excellent voice and tone reproduction and is ideal for overcoming
high levels of industrial noise.
Design flexibility allows the user to combine up to four speaker
arrays; each array will hold from two to six re-entrant speakers.
Speakers have a 70° horizontal angle of dispersion, accommodating
specific sound output patterns. (When vertical stacks are placed
90° apart, a 180° horizontal coverage is possible.)
The Model DSA mounting kits allow for multiple speaker arrays to
be mounted on the same pole at 90° increments. The downward
tilt can be adjusted by 15°. The mounting flexibility of this system
allows the speakers to be pointed directly at a targeted area for
more concentrated sound output.
A DSA consists of a corrosion resistant aluminum frame with
fiberglass projectors and stainless steel mounting hardware. Each
speaker contains a high-efficiency 100-watt driver.
Amplification, tone generation and signal timing are provided by
the Model UV controller, purchased separately.
Ideal for outdoor industrial plant warning, the Model DSA speaker
array allows sound coverage to be customized to each site,
preventing wasted sound in and around the plant. The Model
DSA provides better speech intelligibility within a coverage zone
than omni-directional speaker arrays.
No. of 100W Total Decibels Effective Net. Wt.
Model Speakers Watts @ 100' Range lbs./kg
DSA2 2 200 111dBc 1,700' 43/19.5
DSA3 3 300 115dBc 2,200' 80/36.2
DSA4 4 400 117dBc 2,600' 95/43.1
DSA5 5 500 119dBc 3,000' 110/49.9
DSA6 6 600 121dBc 3,400' 125/56.7
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