Issue 91

AMS DMX Digital Delay & Pitch Shifter

80s vibe machine is recreated as a UAD plug-in, developed by the hardware designer himself; get Brian Eno, Joy Division delay tones.


16 November 2021

Introduced in 1978, the AMS DMX 15‑80 S was the world’s first microprocessor controlled, 15‑bit digital delay and pitch shifter. Used on classic albums for its unmatched soundscapes and textures, the AMS DMX is famous for adding iconic ’80’s‑era space and depth.

On Apollo audio interfaces and UAD hardware, the AMS DMX Digital Delay & Pitch Shifter is the only plug‑in that gives you the authentic sound of the rare AMS hardware.

  • Record and mix with the world’s only authentic AMS DMX Digital Delay plug-in, developed by original hardware designer Mark Crabtree
  • Add iconic delay and pitch shifting effects to drum machines, vocals, synths, guitars, and more
  • Get double tracking effects made famous by Prince, Radiohead, and Phil Collins
  • Mix with Artist Presets from Chris Coady (Yeah Yeah Yeahs, Beach House), Chuck Zwicky (Prince, Reggie Watts), Ivan Barias (Justin Timberlake, Jill Scott), and more

An Era-Defining Studio Processor

Upon its introduction, the AMS DMX was hailed as a digital wonder. Featuring two independent delay channels, just over six seconds of delay time, and groundbreaking “de‑glitched” pitch shifting, its signature ambience gave artists characterful doubling, delay, chorus, pitch shift, and ambient effects.

Add Sonic Intrigue to Any Source

Use the AMS DMX Digital Delay & Pitch Shifter plug‑in to add vintage digital dimension to drum machines, synths, or guitars. You can also use it for automatic double tracking effects and unique arpeggio patterns on vocals, horns, and more.

Plug-In Only Features

The AMS DMX plug-in not only gives you all the revision features of the vintage rackmount units —  including the rare expansion chorus controller module — you get modern upgrades like Tempo Sync, Dual VCO mode, Dry/Wet Mix, Wet Solo, and more.

The Perfect Partner for AMS RMX16 Reverb

Combine the AMS DMX Digital Delay plug‑in with the AMS RMX16 Digital Reverb plug‑in for the ultimate in vintage digital processing, and give your productions the pioneering sound of two legendary creative tools.


Universal Audio:
Australian Distributor:

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Issue 91