JBL SRX928S Powered Dual 18-Inch Subwoofer: High-Output Low-Frequency Performance for Professional Sound Systems
The JBL SRX928S is a high-performance powered dual 18-inch subwoofer engineered to deliver powerful, accurate low-frequency reinforcement for the JBL SRX900 Series and other professional sound systems. Designed for rental companies, concert touring, houses of worship, fixed installations, and mobile production professionals, the SRX928S combines dual JBL Differential Drive® 18-inch woofers, integrated Class D amplification, and advanced DSP processing to produce exceptional output, low distortion, and reliable performance in demanding applications.
Massive Low-End Performance with Differential Drive® Technology
The SRX928S is equipped with two JBL 2279-1 18-inch Differential Drive® woofers, utilizing JBL's innovative dual voice coil and dual magnetic gap technology. This advanced design improves heat dissipation, reduces power compression, and increases dynamic range, delivering deep, impactful bass with outstanding efficiency and clarity even at high output levels.
Advanced DSP and Networked System Control
Integrated Class D amplification and user-adjustable DSP provide a plug-and-play experience while ensuring consistent performance worldwide. A large central low-frequency port minimizes airflow turbulence for cleaner bass reproduction, while dual EtherCON network connections support HARMAN HControl and JBL Performance software for comprehensive monitoring and system management from Windows®, macOS®, and iPadOS® devices.
Key Features
- Powered Dual 18-Inch Subwoofer: Designed for professional live sound reinforcement and installation applications.
- Dual JBL 2279-1 Differential Drive® Woofers: Dual voice coil, dual gap technology delivers higher output, reduced distortion, and greater dynamic range.
- High-Output Bass Performance: Produces deep, impactful low frequencies for concerts, touring, and installed sound systems.
- Integrated Class D Amplification: Passively cooled amplifier with universal power supply for dependable worldwide operation.
- User-Adjustable DSP: Built-in digital signal processing optimizes performance for a variety of applications.
- LevelMax Limiting: Advanced excursion-control algorithms protect the transducers while maximizing system output.
- Optimized Low-Frequency Port Design: Large central port reduces airflow turbulence and audible port noise.
- Rear LCD Control Interface: Provides direct access to system settings and diagnostics.
- Dual EtherCON Network Ports: Supports HARMAN HControl Ethernet networking and remote system management.
- JBL Performance Software Compatible: Configure and monitor systems using Windows®, macOS®, and iPadOS®.
- Reinforced 18 mm Plywood Cabinet: Built for the rigors of touring, rental, and permanent installation.
- Truck-Pack Friendly Design: Maximizes transport efficiency without sacrificing professional performance.
Ideal Applications
- Concert touring
- Rental and production companies
- Houses of worship
- Performing arts venues
- Corporate AV events
- Large-scale DJ systems
- Nightclubs and entertainment venues
- Permanent sound installations
In The Box
- JBL SRX928S Powered Dual 18-Inch Subwoofer
- User Documentation
