Universal Audio Apollo x8 Gen 2 Thunderbolt 3 Audio Interface with Essentials+ Plug-Ins

SKU: UAPX8G2ESS MFR: APX8G2-ESS
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Key Features

  • Experience pristine audio quality with this Universal Audio interface for pro recordings.
  • Harness Thunderbolt 3 for ultra-low latency, ensuring real-time audio processing.
  • Elevate your studio with premium A/D conversion, capturing every nuance of your sound.
  • Expand your sonic palette using included Essentials+ plugins for versatile sound shaping.
  • Integrate seamlessly with your favorite DAW for a streamlined music production workflow.
  • Utilize flexible I/O options for recording vocals, instruments, and external audio gear.
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Special Offers

  • Get a FREE Sphere Modeling Microphone valued at up to $1,500 when you buy . Offer ends 12/31/2025 See details.

  • Buy any Apollo X Gen 2 rackmount interface and get over $2,100 in UAD plug-ins FREE! Including ... Offer ends 09/30/2025 See details.

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Universal Audio Apollo x8 Gen 2 Specifications

System
  • Simultaneous Channel I/O Count

    18 x 24 (analog + digital)

  • Microphone Inputs

    Four

  • High Impedance (Hi-Z) Instrument Inputs

    Two

  • Analog Line Inputs

    Eight

  • Analog Line Outputs (DC coupled)

    Eight (ten including Monitor outputs)

  • Analog Monitor Outputs (DC coupled)

    Two (one stereo pair)

  • Headphone Outputs

    Two stereo

  • Digital Audio Ports

    ADAT: Two inputs, two outputs
    S/PDIF: One input, one output

  • Thunderbolt 3 Ports

    Two

  • Word Clock

    One input, one output

  • Simultaneous A/D conversion

    Eight channels

  • Simultaneous D/A conversion

    14 channels

  • Supported Sample Rates

    44.1, 48, 88.2, 96, 176.4, 192kHz

  • Bit Depth Per Sample

    24

  • Analog Round-Trip Latency

    1.1 milliseconds @ 96 kHz sample rate
    Through four UAD legacy plug-ins (included) via UAD Console software: 1.1 milliseconds @ 96 kHz sample rate (no additional latency via Realtime UAD Processing)

Analog I/O

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  • Microphone Inputs 1 - 4

    Frequency Response: 20 Hz - 20 kHz, +/-0.07 dB
    Dynamic Range: 123 dB (A-weighted)
    THD + Noise (1 kHz @ 25 dBu, -1 dBFS): -115 dB (0.00018%)
    Maximum Input Level (PAD on): 26 dBu
    Default Input Impedance (variable via Unison plug-ins): 5.4 K Ohm
    Gain Range: +10 dB to +65 dB
    Pad Attenuation (per mic input): 20 dB (variable via Unison plug-ins)
    Phantom Power (per mic input): +48V
    Connector Type: XLR Female, pin 2 positive

  • Hi-Z Inputs 1 & 2

    (600 K Ohm input termination)
    Frequency Response: 20 Hz - 20 kHz, +/-0.08 dB
    Dynamic Range: 122 dB (A-weighted)
    THD + Noise (1 kHz @ 9.6 dBu, -1 dBFS): -111 dB (0.00028%)
    Maximum Input Level (at minimum gain): 12.6 dBu
    Default Input Impedance (variable via Unison plug-ins): 1 M Ohm
    Gain Range: +10 dB to +65 dB
    Connector Type: 1/4" female TS unbalanced

  • Line Inputs 1 - 8

    Frequency Response: 20 Hz - 20 kHz, +/-0.07 dB
    Dynamic Range: 124 dB (A-weighted)
    THD + Noise (1 kHz @ 23 dBu, -1 dBFS): -116 dB (0.00016%)
    Maximum Input Level (reference level @ +4 dBu): 24 dBu
    Input Impedance: 10 K Ohm
    Gain Range (inputs 1 - 4 only): +10 dB to +65 dB
    Connector Type: 1/4" female TRS balanced

  • Line Outputs 1 - 8

    Frequency Response: 20 Hz - 20 kHz, +/-0.05 dB
    Dynamic Range: 127 dB (A-weighted)
    THD + Noise (1 kHz @ 23 dBu, -1 dBFS): -119 dB (0.00011%)
    Maximum Output Level: Reference level @ +4 dBu: 24 dBu
    Maximum Output Level: Reference level @ -10 dBV: 12.2 dBu
    Output Impedance: 100 Ohm
    Connector Type: 1/4" female TRS balanced

  • Monitor Outputs L & R

    Frequency Response: 20 Hz - 20 kHz, +/-0.02 dB
    Dynamic Range: 130 dB (A-weighted)
    THD + Noise (1 kHz @ 23 dBu, -1 dBFS): -127 dB (0.000045%)
    Maximum Output Level: Reference level @ +4 dBu: 24 dBu
    Maximum Output Level: Reference level @ -10 dBV: 12.2 dBu
    Output Impedance: 100 Ohm
    Connector Type: 1/4" female TRS balanced

  • Stereo Headphone Outputs 1&2

    Frequency Response: 20 Hz - 20 kHz, +/-0.02 dB
    Dynamic Range: 126 dB (A-weighted)
    THD + Noise: 300 Ohm load (1 kHz @ 16.8 dBu, -1 dBFS): -117 dB (0.00014%)
    THD + Noise: 600 Ohm load (1 kHz @ 17.3 dBu, -1 dBFS): -118 dB (0.00013%)
    Maximum Output Level: 300 Ohm load (1 kHz @ 16.8 dBu, -1 dBFS): 17.8 dBu
    Maximum Output Level: 600 Ohm load (1 kHz @ 17.3 dBu, -1 dBFS): 18.3 dBu

  • Stereo Headphone Outputs 1&2 (Contd.)

    Maximum Output Power (RMS): 300 Ohm load (1 kHz @ 16.8 dBu, -1 dBFS): 120 mW
    Maximum Output Power (RMS): 600 Ohm load (1 kHz @ 17.3 dBu, -1 dBFS): 67 mW
    Connector Type: 1/4" female TRS stereo

Digital I/O

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  • Digital Audio Ports

    ADAT: Two inputs, two outputs
    S/PDIF: One input, one output

  • S/PDIF Channels

    One stereo input, one stereo output

  • ADAT Channels

    Up to eight input & eight output channels

  • Connector Type

    Female Phono (RCA)
    ADAT: Optical TOSLINK JIS F05
    World Clock: BNC

  • Format

    S/PDIF: IEC 958
    ADAT: ADAT Lightpipe with S/MUX

  • Supported Sample Rates

    44.1, 48, 88.2, 96, 176.4, 192kHz

  • Channel Assignments @ 44.1 kHz, 48 kHz

    Port 1 = Channels 1 - 8, Port 2 = 1 - 8 (mirrored)

  • Channel Assignments @ 88.2 kHz, 96 kHz

    Port 1 = Channels 1 - 4, Port 2 = Channels 5 - 8

  • Channel Assignments @ 176.4 kHz, 192 kHz

    Port 1 = Channels 1 - 2, Port 2 = Channels 3 - 4

  • Lock Range

    +/-4% of any supported sample rate

  • Word Clock Input Termination

    75 Ohm, switchable

  • Synchronization Sources

    Internal, Word Clock, ADAT, S/PDIF

Electrical

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  • Power Supply

    External AC-to-DC power supply, level VI compliant

  • AC Input Connector Type

    IEC male

  • AC Requirements

    100V - 240V AC, 47 - 63 Hz, 1.6 A max

  • DC Connector Type

    XLR 4-pin locking male (Neutrik P/N NC4MDM3-H)

  • DC Requirements

    12 VDC, 6 A

Environmental

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  • Maximum Power Consumption

    72 Watts (30 W typical)

Physical

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  • Dimensions (W x H x D)

    Chassis Only: 19 x 1.74 x 12" (482.6 x 44.2 x 305mm)
    Including Knob & Jack Protrusions: 19 x 1.74 x 13.5" (482.6 x 44.2 x 343.1mm)

  • Weight

    8.8 lbs (3.95kg)

  • UPC Code

    819937004506

About Universal Audio Apollo x8 Gen 2

Bring your music production to life with the Apollo x8 Gen 2 Thunderbolt 3 Audio Interface, featuring Essentials+ Plug-Ins. Designed for creators and producers managing extensive projects, this advanced audio interface offers the highest-resolution audio conversion, four Unison mic preamps, and real-time UAD processing. Experience the legendary UA sound and craftsmanship in your studio rack, allowing you to record through renowned plug-ins from Auto-Tune, Neve, API, Manley, and more, all without latency.

The Apollo x8 is equipped with elite-class Apollo X Gen 2 converters, delivering an unprecedented dynamic range that ensures you hear every detail of your music. Its four Unison preamps utilize impedance-matched analog modeling technology, recreating the sound and feel of classic analog gear from industry giants like Neve, API, Manley, and Fender. This technology provides digital control over mic preamp impedance and gain staging, allowing you to capture the rich analog textures that define iconic recordings.

With a studio-grade D/A conversion boasting -127 dB THD+N and 130 dB DNR, the Apollo x8 ensures ultra-low noise and distortion, offering the widest dynamic range of any Apollo interface to date. Its enhanced Monitor D/A delivers professional headphone monitoring with 126 dB DNR and -117 dB (0.00014%) THD+N into 300 Ohm, making it ideal for critical listening environments.

The Apollo x8's HEXA Core DSP allows you to record through UAD plug-ins in real-time, providing a seamless workflow with new UAD Console features such as Auto-Gain, Plug-In Scenes, Monitor Controller, and Immersive Audio. Mix with confidence using Apollo Monitor Correction by Sonarworks, ensuring accurate sound reproduction in any room or through headphones.

Included with the Essentials+ package are a variety of UAD plug-ins, including channel strips, compressors, equalizers, special processing tools, and more. These plug-ins, such as the Teletronix LA-2A compressors, Pultec EQs, and amps from Fender, Marshall, and Ampeg, give you access to over 200 UAD plug-ins, enabling you to achieve proven hit-making sounds.

The Apollo x8's hybrid system combines its powerful HEXA Core DSP with your host computer's native processing, allowing you to handle large sessions with complex plug-in chains effortlessly. Expand your studio capabilities by linking up to four Thunderbolt Apollo interfaces, providing up to 128 channels of premium I/O in your DAW, all controllable from your desktop using Apollo Twin or x4.

Whether you're mixing, recording, or producing, the Apollo x8 Gen 2 Thunderbolt 3 Audio Interface with Essentials+ Plug-Ins is your gateway to authentic analog sound and professional-grade audio production.

Universal Audio Apollo x8 Gen 2 Features

  • 18 x 24 Thunderbolt 3 audio interface with HEXA Core DSP plug-in processing
  • Four Unison mic preamps, two Hi-Z instrument inputs, eight 1/4" line inputs, two optical Toslink I/O (ADAT S/MUX), RCA coaxial I/O (S/PDIF), word clock I/O (BNC)
  • Two 1/4" monitor outs, eight 1/4" line outs (ALT / 7.1 surround), two 1/4" TRS headphone outs
  • Elite-class Apollo X Gen 2 converters with 24-bit / 192 kHz resolution featuring Dual-Crystal Clocking for ultra-low jitter at all sample rates
  • Enhanced D/A for critical monitoring and playback with 130 dB dynamic range and astonishingly low THD of -127 dB
  • Calibrate your main monitor and headphone outputs with Apollo Monitor Correction powered by Sonarworks
  • Fully-featured monitor controller with alternate speaker switching and integrated talkback for easy communication with talent
  • Updated UAD Console app featuring Auto-Gain, Plug-In Scenes, subwoofer integration with Bass Management, immersive audio support, and more
  • Onboard DSP supports over 200 UAD plug-ins via VST, AU, and AAX 64 formats in all major DAWs
  • Includes up to 50+ UAD plug-ins with Essentials+ Editions
  • Compatible with LUNA, Logic Pro, Pro Tools, Cubase, Ableton Live, and more
  • Expandable with Thunderbolt Apollo interfaces and Dante via Apollo x16D
  • Free industry-leading technical support from knowledgeable audio engineers

Warranty Information

This product has a limited warranty of 12 months for parts and 12 months for labor.

Key Features

  • Experience pristine audio quality with this Universal Audio interface for pro recordings.
  • Harness Thunderbolt 3 for ultra-low latency, ensuring real-time audio processing.
  • Elevate your studio with premium A/D conversion, capturing every nuance of your sound.
  • Expand your sonic palette using included Essentials+ plugins for versatile sound shaping.
  • Integrate seamlessly with your favorite DAW for a streamlined music production workflow.
  • Utilize flexible I/O options for recording vocals, instruments, and external audio gear.

What's in the box:

  • Universal Audio Apollo x8 Gen 2 Thunderbolt 3 Audio Interface
  • Essentials+ Plug-Ins
  • External Power Supply
  • AC Power Cable (IEC C7/Non-Polarized)
  • Universal Audio 1 Year Limited Warranty