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B-52 ACT-18

AWARD-WINNING ACTIVE SUBWOOFERS
The ACT-18 active 18” subwoofer is the American Disc Jockey Awards 2002
Product of the Year. It is a revolutionary active subwoofer that delivers up to
132 dB of deep, rich, chest-caving bass via a built-in 1200-watt digital amplifier.
The amplifier weighs just 6 lbs, draws 12 amps out of the wall and has the ability
to power a second subwoofer - the ACT-18S. The ACT-18 features a 24 dB/octave
electronic crossover, a compressor/limiter, subsonic filter, phase switch and
both full-range and high-pass outputs. It is watt for watt, feature for feature
and dollar for dollar the best direct-radiating active subwoofer on the market
today!
ACT-18 800 / 1200 WATTS ACTIVE 18” SUBWOOFER
The B-52 ACT-18 enables the addition of two professional subwoofers to your system
without adding a single component to your rack. The ACT-18 sounds better, is more
dependable, weighs much less, draws less electricity and saves you hundreds of
hard-earned dollars versus purchasing traditional passive subwoofers and integrating
them into your system.
* Made in the U.S.A.
* 1200-watt RMS digital amplification
* 800 watts RMS @ 8 Ohms
* 1200 watts RMS @ 4 Ohms
* (ACT-18S connected)
* Crossover slope: 24 db/octave
* Subsonic filter: 30 Hz
* Built-in compressor / limiter
* XLR balanced inputs
* XLR balanced FR & 120 Hz HP outputs
* 0–180° phase switch
* Neutrik speaker output
* Full thermal & short circuit protection
* Signal sensing on/off circuitry
ONE AMP ... TWO SUBS
The ACT-18 powers a second passive sub (ACT-18S)
DIGITAL DOMAIN
Amplifier weighs just 6 lbs, is more than 93% efficient
ELECTRICAL DRAW
The ACT-18 draws less than 12 amps at full power
XLR HIGH-PASS OUTPUTS
Sends a stereo high-pass output signal
XLRFULL-RANGE OUTPUTS
Daisy-chain additional ACT-18 subwoofers
ACT-18S PASSIVE 18” SUBWOOFER
The B-52 ACT-18S is a passive version of the ACT-18 that utilizes the same B-52
18-200S 4” voice coiled, 1000-watt subwoofer. It can be powered by the ACT-18
(using the Neutrik Speakon output built into the ACT-18 amplifier) or via a conventional
rack-mount amplifier. It features a solid plywood construction, tilt-back handle,
3” casters, pole-mount receptacle and free metal pole.
* Impendance: 8 Ohms
* Cast-aluminium frame
* Weight: 102 lbs
* 4” polyamide voice coil
* 1000 watts power handling
* Freq. response: 30-250 HZ