The Mackie SWA1501 is a 15-inch high-output, active subwoofer system. It features a high-precision 15-inch transducer
combined with application-specifi c amplifi er technology. The system is composed of a single, compact subwoofer
cabinet with built-in control and amplifi er electronics.

• Active, high-output 15-inch subwoofer system
• High-effi ciency/high-current 500 watt RMS continuous output amplifier
• High output 128 dB of peak SPL
• Response down to 36 Hz (–10 dB point)
• Can be used with active or passive speaker systems
• Built-in crossover network with stereo or mono highpass outputs
• Recessed level control, center detent rotating knob (–15 to +5 dB)
• Recessed phase switch (0°–180°)
• 3-inch, inside/outside high-temperature coil technology
• Super compact, portable enclosure
• Small footprint allows for unobtrusive, strategic placement
• Baltic birch wood construction, built-in pole mount
• Correctly weight-balanced enclosure
• Two comfortable side handles for easy carrying and set up