Atlas Sound AH94-12ST - Manual

1601 JACK MCKAY BLVD. ENNIS, TEXAS 75119 U.S.A.
TELEPHONE: (800) 876-3333
FAX (800) 765-3435
©2008 Atlas Sound SL2-3035 ATS002868 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 included for suspended installation
• 200 watts power handling
• Constant directivity design offers controlled coverage of 90°
horizontal by 40° vertical (2 kHz octave band)
• Driver compliment includes 12” cast frame woofer with a
concentrically mounted 1” exit compression driver coupled to a
90° H x 40° 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 watts 70.7V transformer
• Effi ciency rating of 103 dB (1 W / 1 M)
• Maximum output of 126 dB (Rated Power @ 1M)
Applications
Atlas Sound model AH94-12ST stadium horn is ideal for directional
sound distribution where full range reproduction, maximum intelligibility,
and high sound pressure levels are required. Applications include football
stadiums, sports arenas, baseball fields, convention centers, and audito-
riums.
Weather resistant construction features of the AH94-12ST include a
multiple screen configuration to prevent moisture from damaging
internal 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 12" cast frame woofer.
Installation
A heavy-duty stainless steel "C" style mounting bracket is included with
the AH94-12ST to allow easy mounting to most any flat surface. Three
drop forge 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 AH94-12ST includes a weather resistant 7 pole terminal block
connector on the underside of the speaker for ease of hook-up. This
terminal block includes connection points for internal 70.7V transformer
with taps settings of 7.5, 15, 30, & 60 watts and 8 Ω connection for
transformer bypass.
AH94-12ST
AH94-12ST
12" AH Series Stadium Horns 90° x 40°
AH94-12ST