Lexicon MX400 Effects Processor (Reverb / Delay)

The Lexicon MX400 is a professional-grade dual stereo/surround reverb and effects processor that delivers the legendary Lexicon sound in a flexible and easy-to-use format. Designed for both live sound and studio applications, the MX400 features powerful reverb, delay, modulation, and dynamic effects that can be routed in various configurations — all with rich, detailed sound quality.

Perfect for concerts, theatrical performances, corporate AV, or installed environments where space-saving gear with premium processing is required, the Lexicon MX400 ensures your effects are both musical and reliable.

Key Features:

• Dual stereo or stereo/surround configuration (up to 4-in/4-out)

• 17 legendary Lexicon reverbs

• Effects include delay, chorus, flange, tremolo, pitch shift, compression, and de-esser

• 99 factory presets + 99 user locations

• Intuitive front panel interface with full parameter control

• USB connection for software editing via included MX-Edit™ Editor/Librarian

• 24-bit/48kHz digital conversion with 56-bit internal processing

• Stereo XLR and ¼” TRS balanced I/O

• SPDIF digital I/O

Connectivity:

• Balanced XLR and TRS line-level inputs and outputs

• USB interface for preset editing and backup

• MIDI In/Out/Thru ports for remote control and automation

• SPDIF digital I/O

Specifications:

• Frequency Response: 20Hz – 20kHz ±0.5dB

• THD+N: < 0.003%

• Dynamic Range: > 100 dB A-weighted

• Rack Size: 1U

• Weight: approx. 6 lbs

• Power: 100–240V AC (universal power supply)

Why Choose the Lexicon MX400 Effects Processor?

The Lexicon MX400 offers pro-level effects processing in a streamlined 1U rack format. Whether you need lush concert reverbs, precise delays, or immersive surround effects, this processor gives you unmatched versatility with the trusted Lexicon sonic quality. Ideal for both seasoned engineers and event techs who demand performance and reliability.

Event Starts – Audio Effects, Delivered

Event Starts rents professional effects units like the Lexicon MX400 to audio professionals, DJs, and event tech teams across the East Coast. We ensure your gear is event-ready with expert-tested configurations, quick setup, and dependable results — helping your production sound as powerful as it looks.