Studiomaster Vortex 18SA | 2400W 18-Inch Active Subwoofer | UK Stock & Expert Support | djkit®
Staff Take: The Expert Verdict
When a 15-inch sub just won't cut it and you need that unmistakable, deep-breathing sub-bass that physical blocks of air can move, the Studiomaster Vortex 18SA is the ultimate choice. Equipped with a massive 18-inch woofer and an oversized 99.2mm voice coil, this sub is built to handle sustained sub-bass notes without choking. It hammers out a massive 134dB Max SPL, giving you the necessary headroom for large halls, marquee weddings, and heavy electronic dance floors. Despite its intimidating output and solid construction, the built-in 24-bit DSP keeps the bass incredibly tight, articulate, and completely musical—no annoying, muddy cabinet drone here, just pure, chest-thumping impact.
Why Choose the Studiomaster Vortex 18SA Active Subwoofer?
-
Commanding 2400W Peak Amplification: Driven by a high-headroom Class-D amplifier module delivering a continuous 600W true RMS (1200W Program) to easily anchor large-scale events.
-
Blistering 134dB Max SPL: Engineered to supply immense sound pressure levels, making it the perfect foundation for larger venues where crowd sizes demand serious low-frequency push.
-
Heavy-Duty 99.2mm Voice Coil: High-spec, oversized voice coil construction ensures excellent heat dissipation and prevents power compression during long, punishing DJ sets.
-
Precision 24-Bit Internal DSP: Features a responsive onboard processor allowing you to dial in low-cut frequencies, total output volume, and line delay for seamless phase-alignment.
-
Pro Balanced Routing Matrix: Includes 2 balanced XLR inputs and 2 balanced XLR outputs, facilitating clean, noiseless signal paths up to your active top cabinets.
-
Seamless System Crossover: Utilises a fixed 120Hz crossover point designed to instantly blend with the Vortex 12A or 15A active tops, unloading the low frequencies from your mains.
-
Tour-Grade Road Enclosure: Constructed to take the knocks of regular transit, complete with an ultra-tough grille layout, heavy-duty handles, and structural stability weighing 35 kg.
Technical Specifications
-
Cabinet Type: 18-Inch Active Subwoofer Enclosure
-
Peak Power Output: 2400 W
-
Program Power: 1200 W
-
RMS Power Output: 600 W
-
Maximum Sound Pressure Level: 134 dB Max SPL
-
Frequency Response: 45 Hz to 100 Hz
-
Input Sensitivity: 0 dBu
-
Low Frequency Driver: 18-inch Sub-Woofer with a 99.2mm Voice Coil
-
Crossover Frequency Point: 120 Hz
-
Onboard Processing: 24-bit DSP (Low Cut, Delay, Volume adjustment)
-
Audio Connections: 2 x Balanced XLR Inputs, 2 x Balanced XLR Outputs
-
Dimensions: 530mm Width x 682mm Height x 610mm Depth
-
Net Weight: 35 kg
Specs/Box Contents
Why Buy From djkit?
At djkit, we provide high-performance audio tools backed by decades of collective live-sound experience. We highly recommend the Studiomaster Vortex 18SA for mobile entertainers, venue installations, hire departments, and bands who need uncompromising, big-room bass reproduction. Choosing us gives you access to real-time stock updates, ultra-fast UK shipping, and dedicated support from active sound specialists who know how to optimize your system.
