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LD Systems Stinger G3 18" Active PA Subwoofer

The LD Systems Stinger G3 18" Active PA Subwoofer is a heavy-duty, high-performance low-frequency loudspeaker designed for professional stage and live sound applications. It features a high-excursion 18-inch woofer powered by 800 watts RMS of Class D amplification and incorporates proprietary DynX DSP technology for consistent audio integrity.

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Overview

The LD Systems Stinger G3 18" is a professional-grade active subwoofer engineered to anchor large-scale PA systems. As part of the third generation of the Stinger series, this unit focuses on durability and high-SPL output for touring and fixed installations. It is housed in a rugged enclosure featuring a steel front grille, designed to withstand the rigours of frequent transport and stage use.

Technical Architecture and DynX DSP

At the heart of the Stinger G3 is a high-efficiency Class D amplifier delivering 800 watts of continuous RMS power. A key feature of this model is the integration of LD Systems' proprietary DynX DSP technology. This digital signal processing ensures that the subwoofer maintains peak performance even at high volume levels by managing frequency response and preventing distortion. The enclosure is designed for practicality, including ergonomic handles and multiple mounting options to facilitate various stage configurations.

Sound Character

The 18-inch driver provides significant air movement, resulting in a deep and impactful low-end response suitable for genres requiring heavy bass reinforcement. The sound character is defined by its ability to remain consistent under load, thanks to the DSP-controlled limiting and filtering. It is intended to provide a solid foundation for full-range speakers, filling out the lower octaves that smaller cabinets cannot reach.

Target Applications

This subwoofer is ideal for:

  • Live music venues and concert halls requiring robust low-end support.
  • Mobile DJs and event production companies who need reliable, high-output equipment.
  • Fixed installations in clubs or theatres.
  • Professional stage monitoring setups where a high-energy bass presence is necessary.

Comparative Analysis

Positioned at a competitive price point of approximately £979, the Stinger G3 18" sits between budget-friendly options like the SubZero P15X and premium touring solutions such as the QSC KLA181. While it offers more power and a larger driver than the dB Technologies B-Hype 15", it maintains a focus on professional utility similar to the RCF NX series. Its 800W RMS rating provides a significant performance advantage over entry-level active subwoofers like the AVCOM 8" models, making it a more suitable choice for large-scale public address needs.

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Frequently asked questions

What is the RMS power rating of the LD Systems Stinger G3 18"?
The subwoofer is rated at 800 watts RMS, providing high-output power suitable for professional live sound environments.
What type of amplifier does this subwoofer use?
It utilizes a Class D power amplifier, which is known for its high efficiency and lightweight design relative to its power output.
What is DynX DSP technology?
DynX DSP is LD Systems' proprietary digital signal processing that ensures consistent, distortion-free performance by managing the audio signal in real-time.
What size is the low-frequency driver?
The unit features a large 18-inch woofer designed for maximum air displacement and deep bass reproduction.
Is the Stinger G3 18" suitable for touring?
Yes, it features a heavy-duty build, a steel front grille, and ergonomic handles specifically designed for the demands of touring and live stage use.
What mounting options are available on this model?
The Stinger G3 includes multiple mounting options to allow for flexible positioning and integration with various PA pole or rigging setups.
How much does the LD Systems Stinger G3 18" typically cost?
The typical price for this active subwoofer is approximately £979 in the UK market.
Can this subwoofer be used with other brands of speakers?
Yes, it can be used with various full-range speakers, such as the Turbosound iQ10 or RCF ART series, to create a complete PA system.
Does this subwoofer require an external amplifier?
No, this is an active (powered) subwoofer, meaning the amplifier is built into the cabinet.
What makes the Stinger G3 different from the G2 series?
The G3 generation introduces updated DynX DSP technology and refined cabinet designs for improved performance and durability over previous versions.
What genres of music benefit most from this 18-inch subwoofer?
It is highly effective for genres requiring significant low-end energy, such as electronic dance music (EDM), hip-hop, and live rock performances.
How does it compare to the QSC KLA181?
While both are 18-inch active subwoofers, the Stinger G3 is positioned as a more competitively priced option for users seeking professional performance without the premium cost of the KLA series.