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1601 JACK MCKAY BLVD. ENNIS, TEXAS 75119 U.S.A.
TELEPHONE: (800) 876-3333
FAX (800) 765-3435
©2008 Atlas Sound SL2-3030 ATS002871 RevA 1/08
AtlasSound.com
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Features
• Heavy duty mounting bracket (included) allows for easy installation to
most any fl at surface
• Three forged eyebolts also included for suspended installation
• 100 watts power handling
• Constant directivity design offers controlled coverage of 90°
horizontal by 90° vertical (2 kHz octave band)
• Driver compliment includes 8” cast frame woofer with a
concentrically mounted 1” exit compression driver coupled to a
90° H x 90° V HF horn
• Easy, weather resistant connection via a convenient recessed
terminal block located on the bottom of the loudspeaker
• Includes a built-in, high effi ciency 60 watt 70.7V transformer
• Effi ciency rating of 101 dB (1 W/1 M)
• Maximum output of 121 dB (Rated Power @ 1 M)
Applications
Atlas Sound model AH99-8ST stadium horn is ideal for directional
sound distribution where full range reproduction, maximum intelligibil-
ity, and high sound pressure levels are required. Applications include
football stadiums, sports arenas, baseball fields, convention centers, and
auditoriums.
Weather resistant construction features of the AH99-8ST include a
multiple screen configuration to prevent moisture from damaging inter-
nal components, a perforated aluminum screen covers the large horn
mouth, a secondary screen is in place forward of the high frequency
driver, and a third tightly perforated screen protects the 8” cast frame
woofer.
Installation
A heavy-duty stainless steel "C" style mounting bracket is included with
the AH99-8ST to allow easy mounting to most any flat surface. Three
drop forged eyebolts are also pre-installed (2-front of horn plus 1-rear for
"pull-up") for suspension mounting via load rated wire rope. (Use caution
when suspending any object overhead. Refer to installation manual for
more details).
The AH99-8ST includes a weather resistant 7 pole terminal block con-
nector on the underside of the speaker for ease of hook-up. This ter-
minal block includes connection points for internal 70.7V transformer
with taps settings of 7.5, 15, 30, and 60 watts and 8
Ω connection for
transformer bypass.
AH99-8ST
AH99-8ST
8" AH Series Stadium Horns 90° x 90°
AH99-8ST