JBL SRX918S 18-Inch Active Subwoofer, 1100WThe JBL SRX918S 18-Inch Active Subwoofer embodies the advanced performance principles that drive JBL’s development of audio products that make a real difference in the world of professional audio. This next-generation family of powered line arrays and subwoofers addresses the growing need for scalable small and medium-format professional sound-reinforcement solutions for rental companies, fixed installations and musicians seeking the ultimate combination of performance and portability. The SRX918S is a single 18-inch active subwoofer designed to complement SRX900 Series full-range sound reinforcement systems. The subwoofer houses a JBL 2279-1 18-inch woofer featuring Differential Drive – JBL’s dual voice coil, dual gap technology – to deliver better heat dissipation, lower power compression, and wider dynamic range than conventional single-coil designs.
Built-in DSP and amplification offer a plug and play experience while providing consistency and optimum performance anywhere in the world. The SRX918S incorporates a large low frequency port design that improves airflow and reduces audible turbulence, even at high output levels. A new, full-featured software package gives users control of the system on various platforms, including Windows, macOS, and iPad OS

JBL SRX918S 18-Inch Active Subwoofer Features
– High-performance, high-density system solution in a truck-pack friendly format
– High-power-handling transducers deliver low distortion, high fidelity, and class-leading output
– Built-in, passively cooled Class D amplification with a universal power supply
– Dual Ethernet ports with Neutrik etherCON connectors
– Supports HARMAN HControl Ethernet
– User-controllable DSP
– LevelMax limiting uses sophisticated excursion-control algorithms to protect transducers
– Rear-panel LCD provides complete access to control features
– Reinforced 18mm plywood enclosures

JBL SRX918S 18-Inch Active Subwoofer Specifications
– Frequency Range (-10dB): 35 Hz-90 Hz (Preset: 80 Hz)
– Coverage Pattern: Omnidirectional or Cardioid
– Maximum SPL: 134 dB (Preset: 80 Hz)
– System Type: Active Subwoofer
– Amplifier Design: Class-D
– Continous Power Rating: 1,100 Watts
– LF Driver: 1x JBL 2279G-1, 18 in diameter, 4 ohms, dual 3.0 in diameter voice coil, ferrite Differential Drive
– Enclosure: 18 mm plywood, Black DuraFlex finish, two integral recessed handles
Physical:
– Dimensions (W x H x D): 684 x 575 x 683 mm (26.9 x 22.6 x 26.9 inches)
– Weight: 44.5 kg (98 lbs)