Gear article

Electro-Voice ZLX-12P G2 12" Active PA Speaker

The Electro-Voice ZLX-12P G2 is a professional-grade 12-inch active PA speaker representing the second generation of the ZLX series. It integrates a Dynacord-powered digital mixer and patented Signal Synchronized Transducers (SST) technology to provide high-output audio in a portable, ergonomic enclosure.

Electro-Voice ZLX-12P G2 12" Active PA Speaker
Electro-Voice ZLX-12P G2 12" Active PA Speaker
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Background and Development

The ZLX-12P G2 is the successor to the original ZLX series, which established itself as a standard for portable live sound. Electro-Voice developed the G2 series to build upon this foundation, focusing on increasing acoustic output and expanding the frequency range. By retaining the core philosophy of the series—high performance at a competitive price point—the G2 introduces modern digital processing and improved hardware design to meet the needs of contemporary performers and sound engineers.

Core Technology and Design

A primary feature of the ZLX-12P G2 is the Electro-Voice-patented Signal Synchronized Transducers (SST) baffle design. This architectural choice serves multiple purposes: it allows for a more compact enclosure while simultaneously enhancing bass response. The SST design ensures that the time-alignment of the high-frequency and low-frequency drivers is optimised, resulting in even coverage and consistent sound quality across all frequencies within the listening area.

The enclosure itself is designed with ergonomics and durability in mind. The robust build is intended for the rigours of transport and live use, featuring multiple handle positions to facilitate easy setup and teardown.

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Integrated Digital Mixing and DSP

The G2 series features a significant upgrade in processing power through its built-in digital mixer, which is powered by Dynacord technology. This interface allows users to manage their sound without needing an external console for simple setups. Key features include:

  • Automatic Feedback Suppression: Identifies and eliminates problematic frequencies before they cause audible feedback.
  • Integrated Effects (FX): Onboard processing for enhancing vocals or instruments.
  • EQ Control: Adjustable settings to tailor the output to the specific acoustic environment.
  • Ducking: Automatically lowers the volume of background music when a microphone signal is detected.

Sound Character and Application

The ZLX-12P G2 is characterised by its high acoustic output and extended frequency range, provided by the 12-inch woofer and high-frequency compression driver. The sound profile is designed to be transparent yet punchy, making it suitable for a wide variety of audio tasks. It is particularly effective for mobile DJs, solo musicians, and small bands who require a balance of low-end presence and vocal clarity. Its portable nature also makes it an ideal choice for corporate events and house-of-worship installations.

Comparison to Alternatives

When compared to other active speakers in the market, the ZLX-12P G2 sits as a versatile mid-tier option. It offers more sophisticated DSP and mixing capabilities than entry-level units like the SubZero P15X or the dB Technologies B-Hype 15. While larger 15-inch models like the RCF ART 735-A MK5 provide more raw low-end energy, the ZLX-12P G2's 12-inch form factor offers a more compact footprint and better midrange definition. For users requiring specific stage monitoring, the RCF NX 915-SMA offers a dedicated wedge design, though the ZLX-12P G2 is flexible enough to serve both front-of-house and monitor duties.

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Frequently asked questions

What is the primary driver size of the ZLX-12P G2?
The speaker features a 12-inch woofer, which is designed to deliver a balance of compact size and extended low-frequency response.
Who designed the digital mixer inside the speaker?
The built-in digital mixer is powered by Dynacord, a sister company to Electro-Voice known for high-end audio electronics.
What is the benefit of the SST baffle design?
The Signal Synchronized Transducers (SST) baffle improves bass response and ensures even frequency coverage by aligning the drivers more efficiently within a smaller enclosure.
Does the ZLX-12P G2 include feedback control?
Yes, it features automatic feedback suppression as part of its integrated DSP suite to prevent unwanted squeals during live performances.
What inputs are available on the ZLX-12P G2?
The built-in mixer provides two XLR/TRS combo inputs, allowing for the direct connection of microphones, instruments, or line-level signals.
Can this speaker be used as a floor monitor?
Yes, the enclosure is designed to be versatile, serving as both a primary front-of-house PA speaker and a high-performance stage monitor.
What is the 'ducking' feature?
The ducking feature automatically reduces the volume of the secondary audio source (such as background music) whenever someone speaks into a microphone connected to the primary channel.
How does the G2 version differ from the original ZLX-12P?
The G2 version offers increased acoustic output, an extended frequency range, and a more advanced digital mixer with FX and feedback suppression.
Is the ZLX-12P G2 portable?
Yes, it is designed for portability with a lightweight, ergonomic enclosure and integrated handles for easier carrying.
Does it require an external amplifier?
No, the ZLX-12P G2 is an active speaker, meaning the power amplifiers are built into the unit itself.
What type of EQ options does the speaker provide?
The internal DSP offers a range of EQ controls, allowing users to adjust the frequency balance to suit different room acoustics or performance types.
Is the enclosure durable enough for touring?
The speaker features a robust, professional-grade enclosure designed to withstand the physical demands of regular transport and live sound use.