Audio mixer Mackie 3204VLZ4 — 32 channels, 32-bit DSP, 20–50,000 Hz, black

The Mackie 3204VLZ4 is a 32-channel professional audio mixer designed for live sound, front-of-house and studio mixing. It integrates 32-bit digital signal processing (DSP) and a wide frequency response from 20 to 50,000 Hz. The console offers low-impedance microphone inputs, measured at 2,700 Ω, typical power consumption of 65 W and a compact footprint with dimensions of 964 × 486 × 153 mm. The unit is finished in black and includes on-board effects, routing options and recording/playback connectivity intended to support multi-source workflows.

Advantages

The mixer combines high-resolution 32-bit DSP with a broad frequency range for accurate reproduction of low and high-end content. Built-in effects and dual effects processors provide accessible reverbs, choruses and delays without the immediate need for external racks. Onboard routing and subgroup compression simplify control of dynamic sources, while the 4x2 USB recording and playback capability allows multi-channel capture and stereo return for basic recording and playback tasks. The compact console dimensions and moderate power consumption make the unit suitable for fixed installations and mobile setups.

Suitable for

• Live sound reinforcement and front-of-house mixing
• Project and rehearsal studio mixing
• Small-to-medium venue audio management
• Multi-track capture and stereo playback via USB interface

Key specifications

• Channels: 32
• Digital processing: 32-bit DSP
• Frequency response: 20–50,000 Hz
• Microphone input impedance: 2,700 Ω
• Power consumption (typical): 65 W
• Dimensions (W × D × H): 964 × 486 × 153 mm
• Color: Black
• On-board effects: dual effects processors with reverbs, choruses and delays
• USB: 4x2 recording and playback
• Compression: single-knob compressors on select channels and subgroups

How to use

Connect microphones and line-level sources to the appropriate inputs and set input gains to achieve clean signal levels without clipping. Use the 32-bit DSP effects processors to add reverb, chorus or delay as needed; effects can be routed to mains, monitors or stereo channels according to your routing needs. Apply single-knob compression on critical channels and subgroups to tame dynamics and improve mix balance. Use the faders and subgroup routing to build a stereo mix, and employ the 4x2 USB interface to record up to four signals simultaneously or to return a stereo playback feed to the mixer.

Usage recommendations

For consistent live performance results, set input gains during soundcheck and save preliminary levels for reference. When recording via USB, monitor the captured channels for headroom and use the onboard compressors sparingly to preserve natural dynamics. Use the dual effects processors to create depth in the mix but avoid excessive wet levels on critical sources to maintain clarity.