Gear article

Electro-Voice ELX200-18SP 18" Active PA Subwoofer

The Electro-Voice ELX200-18SP is a high-output 18-inch active subwoofer designed for both portable and installed professional audio applications. Powered by a 1200W Class-D amplifier, it delivers a maximum sound pressure level of 132 dB while maintaining a relatively compact footprint.

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Background and Design

The ELX200 series represents Electro-Voice's commitment to balancing high-performance audio with portability. The ELX200-18SP is the largest subwoofer in this specific range, utilising a lightweight wood enclosure to reduce overall weight without sacrificing the acoustic benefits of timber. It is designed to meet the needs of mobile DJs, bands, and venue installers who require substantial low-end support that can be easily transported.

The unit features a robust exterior with ergonomic handles for two-person lifts and an integrated M20 threaded pole mount plate. This allows users to securely mount full-range speakers, such as the RCF ART 735-A MK5 or other top boxes, directly above the subwoofer using a standard speaker pole.

Technical Specifications and DSP

At the heart of the ELX200-18SP is a 1200W Class-D power amplifier driving a high-sensitivity EVS-18L woofer. This combination allows the unit to reach peak SPLs of 132 dB, providing enough headroom for large rooms and outdoor events.

A key feature of the model is the QuickSmartDSP system. This interface allows users to configure the subwoofer's parameters via a single-knob liquid crystal display (LCD). Furthermore, the system supports Bluetooth connectivity, enabling wireless configuration and monitoring of up to six ELX200 loudspeakers simultaneously via a dedicated mobile application.

Sound Character

The ELX200-18SP is engineered for a 'deep and impactful' sonic profile. Unlike smaller subwoofers such as the AVCOM 8" Active Subwoofer, this 18-inch unit is capable of reproducing the lowest frequencies in the audio spectrum with high clarity. The Class-D amplification ensures that the bass remains tight and controlled even at high volumes, avoiding the 'muddiness' often associated with lower-tier active subwoofers. It provides a solid foundation for high-mid speakers like the dB Technologies B-Hype 15 or the Turbosound iQ10.

Market Comparison

Within the professional PA market, the ELX200-18SP competes with other high-output active subwoofers like the QSC KLA181. While the QSC model is often used in line-array configurations, the ELX200-18SP is positioned as a more accessible and versatile solution for general-purpose live sound.

For users on a stricter budget, alternatives like the SubZero P15X provide DSP functionality at a lower price point, though they typically offer smaller drivers and lower peak SPL. Conversely, for those requiring specialised stage monitoring rather than front-of-house bass, the RCF NX 915-SMA or the passive SubZero C10M serve different roles in a sound reinforcement ecosystem.

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Frequently asked questions

What is the peak SPL of the ELX200-18SP?
The subwoofer is capable of reaching a peak Sound Pressure Level (SPL) of 132 dB.
What type of amplifier does this subwoofer use?
It features a high-efficiency 1200W Class-D power amplifier.
Can I control the DSP settings wirelessly?
Yes, it features Bluetooth connectivity for wireless setup and monitoring using the QuickSmart mobile application.
What size is the low-frequency driver?
The unit is equipped with a professional-grade 18-inch EVS-18L woofer.
What material is the enclosure made from?
The ELX200-18SP uses a lightweight wood enclosure designed for durability and acoustic resonance.
How do I mount a speaker on top of this subwoofer?
It includes an integrated M20 threaded pole mount plate for secure attachment of speaker poles.
Is this subwoofer suitable for permanent installations?
Yes, its design makes it perfect for both portable live sound and fixed installations in venues.
How many speakers can I control via Bluetooth simultaneously?
The QuickSmartDSP system allows for the simultaneous control and monitoring of up to six ELX200 speakers.
What is the primary benefit of the Class-D amplifier?
Class-D amplifiers are highly efficient and lightweight, allowing for high power output without the excessive heat and weight of traditional designs.
Does the unit have handles for transport?
Yes, it features ergonomic handles designed to make lifting and moving the unit easier for transport.
What is the typical price range for this model?
In the UK market, the Electro-Voice ELX200-18SP typically retails for approximately GBP 896.
How does this compare to an 8-inch subwoofer like the AVCOM model?
The ELX200-18SP offers significantly more power and lower frequency extension due to its 18-inch driver and 1200W amp, compared to the compact 8-inch AVCOM unit.