Craving some extra oomph for your PA system? You need a subwoofer. Thump18Sv4 shakes the floorboards with massive bass that gets people on their feet, for moments that leave a lasting impression. Connect loudspeakers. Dial in the perfect low end. Feel the difference of a professional subwoofer that brings music alive with complex basslines and punchy kicks.

COMPLETE YOUR THUMP SYSTEM WITH A TRUE WORKHORSE

Thump18Sv4 combines our 1400W Class-D active subwoofer amplifier with a 18" high-performance woofer, for massive 132 dB maximum SPL and 33 Hz low frequency performance.

FEAUTURES:

• Mackie’s esteemed Thump subwoofer, with a 1,400W rating, 25Hz–160Hz frequency response, and 132dB max SPL for plenty of oomph
• Multi-voiced High Pass Mode lets you choose the best voicing to complement your connected Thump loudspeakers
• Variable crossover plus High Pass and Full Range balanced outputs let you customize the sub to suit your system and venue
• Variable Gain knob and Phase switch ensure that your low end is optimally leveled and focused
• Peak limiting catches potentially dangerous transient spikes before they damage the sub
• RMS limiting keeps your voice coil operating within its optimal range for consistent use
• Integrated carry handles for easy transport