Gear article

Yamaha DXS18 MK3 Active PA Subwoofer

The Yamaha DXS18 MK3 is a high-performance powered 18-inch subwoofer designed for professional sound reinforcement applications. Utilising a 2500W Class-D amplifier and advanced DSP processing, it delivers deep, controlled low-frequency output within a durable plywood enclosure.

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Overview

The Yamaha DXS18 MK3 serves as a primary low-frequency reinforcement solution for professional PA systems. It is engineered to provide high-output bass that remains consistent even at high volume levels, making it suitable for larger venues and outdoor events. The unit integrates a bespoke 18-inch long-excursion woofer with a high-efficiency 2500W Class-D amplifier module to achieve its performance specifications.

DSP and Connectivity

One of the defining technical features of the DXS18 MK3 is its internal DSP processing. Users can access selectable D-XSUB modes to customise the low-end response, allowing the subwoofer to transition between different sonic profiles depending on the acoustics of the room. Furthermore, the inclusion of Bluetooth connectivity enables wireless management through Yamaha's D-Remote app, facilitating remote parameter adjustments. The unit features flexible input and output options to integrate into varied signal chains.

Build and Durability

Designed for the rigours of professional touring and installation, the cabinet is constructed from high-quality plywood. Unlike plastic alternatives, this provides superior resonance control. The exterior is finished with a tough polyurea coating, which offers significant resistance to scratches, impacts, and environmental wear during transport and demanding stage use.

Applications

The DXS18 MK3 is tailored for a wide range of professional users, including:

  • Live Sound Engineers: Providing the necessary headroom for concerts and festivals.
  • DJs: Offering the deep, impactful bass required for electronic music and club environments.
  • Installations: Serving as a reliable low-frequency foundation for houses of worship, theatres, and music venues.

Market Comparison

Within the 18-inch active subwoofer market, the DXS18 MK3 competes with units like the QSC KLA181. While high-performance 15-inch options like the RCF ART 735-A MK5 or dB Technologies B-Hype 15 provide portability, the DXS18 MK3 focuses on maximum displacement and low-end extension. For smaller scale applications, users might look at 8-inch or 10-inch options such as the AVCOM 8" or Turbosound iQ10, but the DXS18 MK3 is intended for those requiring significantly higher sound pressure levels.

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Frequently asked questions

What is the power rating of the Yamaha DXS18 MK3?
The subwoofer features a Class-D amplifier capable of delivering 2500W of power. This high-efficiency module is designed to provide consistent output for professional sound applications.
What size is the driver in this model?
The DXS18 MK3 is equipped with an 18-inch long-excursion driver. This large diameter allows for significant air displacement and deep low-frequency response.
What material is the cabinet made from?
The enclosure is constructed from durable plywood. It is finished with a tough polyurea coating to protect the unit from damage during transport and use.
Does the DXS18 MK3 have wireless control features?
Yes, it includes Bluetooth connectivity. This allows users to control the unit wirelessly using the D-Remote application.
What are the D-XSUB modes?
D-XSUB is Yamaha's advanced DSP processing that allows you to tailor the low-frequency response. Users can select different modes to suit specific acoustic environments or musical styles.
Is this subwoofer suitable for touring?
Yes, its plywood construction and polyurea coating are specifically designed for demanding environments and regular transport. It is built to handle the rigours of professional live sound.
What type of amplifier does the DXS18 MK3 use?
It uses a Class-D amplifier. This technology is chosen for its ability to provide high power output while remaining relatively cool and efficient.
Can I use this subwoofer for a permanent installation?
Absolutely. Its reliable performance and flexible connectivity make it a strong candidate for installations in clubs, theatres, and houses of worship.
How does the DXS18 MK3 compare to a 15-inch subwoofer?
While 15-inch subs like the dB Technologies B-Hype 15 are more compact, the 18-inch DXS18 MK3 provides more powerful and extended low-frequency output. It is better suited for larger venues that require deeper bass.
What is the typical price range for this unit?
The Yamaha DXS18 MK3 typically retails for approximately GBP 1759. This places it in the professional tier of active PA equipment.
Does it require an external crossover?
No, as an active subwoofer with built-in DSP, it handles its own frequency management. You can adjust the settings internally to match your full-range speakers.
What kind of protection does the polyurea coating provide?
The polyurea coating is a highly durable finish that protects the plywood cabinet from scratches, scuffs, and impacts. It is more resilient than standard paint or carpet finishes.