NEW in sealed box. Alto ACL4 4-channel compressor/limiter with VCA from THAT Corp, side-chain, Smart Knee Control. 1U rack. Two available. Discontinued — solid clean compression at an unbeatable price. Miami pickup or shipping.

Full description
Brand new, factory sealed Alto Professional ACL4 — a 4-channel compressor/limiter from Alto's legacy dynamics line. Built with a very low-distortion THAT Corporation VCA for noiseless, transparent operation.

Features:
4 independent channels of compression/limiting
2 Couple switches for double true-stereo operation (or run as 4 mono processors)
Side-chain function for ducking and external loops
Smart Knee Control (SKC) — soft-knee at lower thresholds, hard-knee at higher
Smart Gain Control peak limiter
Very low distortion VCA (THAT Corp)
Threshold range: -40dBu to +20dBu
Output gain: ±20dB make-up
Balanced XLR and 1/4" TRS I/O on each channel
17 LEDs per channel for gain reduction and I/O metering
1U 19" rackmount

Ideal for: drum bus compression, multi-channel live sound, broadcast, recording studios needing affordable channel count.

Condition: Brand new, factory sealed, original box. Guaranteed working on arrival.