Universal Audio Apollo x6 Heritage Edition 16x22 (Rack/Mac/Win/TB3)

Apollo X6 Audio Interface
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Universal Audio
Mac & Win
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Universal Audio’s new Apollo Heritage Editions deliver a premium software suite of 5 or 10 award-winning UAD plug-in titles — including the full Collections from Teletronix®, Fairchild®, Pultec®, Helios®, and UA — conveniently packaged at significant savings.


These are the same UAD plug-ins that built UA's reputation for analog modeling over the past decade — making Apollo Heritage Editions the perfect choice for those looking to get the most accurate library of classic analog emulations anywhere, right out of the box.


Buy Apollo x6 Heritage Edition and get these plug-ins:


UA 1176 Classic Limiter Collection


Teletronix® LA-2A Classic Leveler Collection


Pultec® Passive EQ Collection


Fairchild® Tube Limiter Collection


UA 610 Tube Preamp & EQ Collection


Teletronix LA-3A Audio Leveler


Helios® Type 69 Preamp & EQ Collection


V76 Preamplifier


UA Oxide Tape Recorder

UA Pure Plate Reverb 

Universal Audio - Apollo X6 Thunderbolt 3 Audio Interface (Mac/Win)

Elite Audio Conversion with New HEXA Core Processing and Surround Sound.

Apollo x6 allows music producers and post-production studios to track, overdub, and mix with new world-beating A/D and D/A conversion, HEXA Core UAD plug-in processing, Dual-Crystal clocking, and 5.1 surround sound monitoring — all in a sleek rackmount Thunderbolt 3 audio interface for Mac or PC. 

Built upon UA’s 60-year heritage of audio craftsmanship, this 16 x 22 interface easily outperforms everything in its class with two Unison™-enabled mic preamps, providing authentic emulations of preamps from Neve, API, Manley, SSL, and more, plus all-new HEXA Core processing — yielding 50% more DSP for running UAD Powered Plug-Ins in real time. 

Apollo x6 Features & Specs

  • 16 x 22 Thunderbolt 3 audio interface with class-leading 24-bit/192 KHz conversion (backwards compatible with Thunderbolt 1 & 2 on Mac)
  • Realtime UAD HEXA Core Processing for tracking through UAD plug-ins at near-zero latency, regardless of audio buffer size
  • Record through 2 Unison-enabled mic/line preamps — giving you fully authentic preamp emulations from Neve, API, Manley, SSL, and more†
  • Surround monitor controller up to 5.1 format
  • Includes the "Realtime Analog Classics Plus" UAD plug-in bundle. Other UAD plug-ins sold separately.
  • UAD HEXA Core processing onboard for additional mixing horsepower for Pro Tools, Logic, Cubase, Ableton, and other major DAWs
  • Combine up to 4 Thunderbolt-equipped Apollos and 6 total UAD devices
  • Selectable +24 dBu operation for easy compatibility with professional mixing consoles and tape machines
  • Convenient front panel monitoring functions including Alt Speakers, Talkback mic, and assignable Dim or Mono
  • Free, industry-leading technical support — on the phone and online — from knowledgeable audio engineers

Interface Specifications

Line Inputs6 Balanced " TRS
Microphone Inputs2 Balanced XLR
Instrument (Hi-Z) Inputs2 Unbalanced " TS
Digital Inputs (Optical TOSLINK)ADAT: 8 channels @ 44.1 96 kHz
ADAT: 4 channels @ 176.4 192 kHz
Digital Inputs (RCA)S/PDIF: 2 channels @ 44.1 192 kHz
A to D Conversion
Mic PreampsDynamic Range: 122 dB (A-weighted)
THD+N: -115 dB (0.00019%)
Frequency Response: 20 Hz 20 kHz, 0.05 dB
Line InputsDynamic Range: 123 dB (A-weighted)
THD+N: -113 dB (0.00022%)
Frequency Response: 20 Hz 20 kHz, 0.04 dB
Line Outputs6 Balanced " TRS
Monitor Outputs2 Balanced " TRS
Headphone Outputs2 Stereo " TRS
Digital Outputs (Optical TOSLINK)ADAT: 8 channels @ 44.1 96 kHz
ADAT: 4 channels @ 176.4 192 kHz
Digital Outputs (RCA)S/PDIF: 2 channels @ 44.1 to 192 kHz
D to A Conversion
Line OutputsDynamic Range: 127 dB (A-weighted)
THD+N: -118 dB (0.00011%)
Frequency Response: 20 Hz 20 kHz, 0.07 dB
Monitor OutputsDynamic Range: 129 dB (A-weighted)
THD+N: -118 dB (0.00012%)
Frequency Response: 20 Hz 20 kHz, 0.06 dB
Headphone OutputsDynamic Range: 125 dB (A-weighted)
THD+N: -102 dB (0.00080%)
Frequency Response: 20 Hz 20 kHz, 0.05 dB

Apollo X Series System Requirements



  • Thunderbolt 3 cable (not included)
  • Internet connection to download software and authorize UAD plug-ins
  • 6 gigabytes available storage
  • Quad Core i7 or better processor recommended
  • For additional compatibility information, visit help.uaudio.com


  • Available Thunderbolt 1, 2, or 3 port
  • Thunderbolt 1 and 2 connections require an Apple Thunderbolt 3 to Thunderbolt 2 Adapter (not included)
  • macOS 10.12 Sierra, 10.13 High Sierra, or 10.14 Mojave


  • Available Thunderbolt 3 port
  • Windows 10 Fall Creators Update (64-Bit Edition)
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