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MOTU 24Ai USB/AVB Ethernet Audio Interface (24 Analog Audio Inputs)

Perfect as a computer interface, analog-to-optical expander, or stand-alone mixer, the MOTU 24Ai provides 24 analog inputs and three 8-channel banks of ADAT optical digital input and output.


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Discounted Price $995.00
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Discounted Price $995.00
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The MOTU 24Ai provides flexible connectivity to your computer with class compliant, high-speed USB 2.0 and delivers 24 channels of pristine balanced analog input, combined with 48 channels of digital I/O, for a total of 72 audio channels.

Connect a variety of line level inputs, including mixer outputs, audio snakes, synths, keyboards, drum machines and effects processors. Record*, monitor, route and process all of these inputs using the professional on-board digital mixer — with no latency and no processor strain on your computer. *Includes AudioDesk workstation software with 24-bit recording, sample-accurate editing and 32-bit mixing and mastering.

Apply hardware DSP-driven effects processing to inputs, outputs, and busses independent of your host computer. Add Classic Reverb with lengths up to 60 seconds. Further sculpt your sound with 4-band parametric EQ, modeled vintage compression, and gating.  

Add more MOTU interfaces as your needs grow, connected to a state-of-the-art audio network using standard AVB Ethernet switches and CAT-5e cabling, with near-zero network latency, even over long cable runs (100 meters point to point). Route hundreds of audio channels among multiple devices and computers on the network.   

Control all DSP-based mixing and effects, device settings, and network audio routing using your favorite web browser running on your laptop, tablet and smart phone connected wirelessly or locally to the 24Ai audio network.  

From studio to stage, the MOTU 24Ai delivers superb sound quality, state-of-the-art operation, and reliable performance.   

At A Glance:
72 simultaneous audio channels
24 high-quality, balanced analog inputs on three banks of multi-channel connectors (DB-25 D-sub and Phoenix), plus three banks of 8-channel ADAT optical for 48 inputs and 24 outputs.

Universal connectivity
Connects to a computer with audio class compliant high-speed USB 2.0 (compatible with USB 3.0 and iOS). Discovery app and web app software works with any host audio software.

On-board DSP with mixing and effects
Flexible 48-input digital mixer modeled after large format mixing consoles, with 12 stereo busses and DSP effects, including reverb, 4-band EQ, gate, and compression.

32-bit floating point processing
The 24Ai's mixing and effects DSP engine delivers virtually unlimited headroom and the utmost in sound quality.

Includes AudioDesk workstation software with 24-bit recording, sample-accurate editing and 32-bit mixing and mastering.

Modeled vintage effects processing 
Classic reverb. Compression modeled after the legendary LA-2A compressor. EQ modeled after British analog console EQs.

System expansion
Add a 2nd MOTU AVB interface (24Ao, 1248, 8M or 16A) with a simple Cat-5e ethernet cable. Connect up to five MOTU interfaces using a MOTU AVB Switch (sold separately).

AVB audio networking
Build a network with multiple interfaces and computers using standard AVB switches and network cabling, with ultra-low network latency, even over long cable runs (hundreds of meters). Stream hundreds of audio channels among devices and computers on the network.

Flexible matrix routing and splitting
Send any input to any output, or multiple outputs. Includes routing to and from the computer, plus any devices on the AVB network.

Stand-alone mixing with wireless control
Connect an Apple Airport™ or other Wi-Fi router directly to the 24Ai with a standard Ethernet cable and control the 24Ai's powerful mixing and DSP effects from your smart phone or tablet, without a computer. Great for live sound mixing.

Web app control
Control on-board DSP, mixing, device settings, and network audio routing from web app software running in your favorite browser on a laptop, tablet or smart phone connected by wire or Wi-Fi to your local area network.

Comprehensive metering
The large backlit 324 x 24 LCD lets you view all signal activity at a glance with detailed metering for all analog and digital I/O. Access hardware settings from a simple and convenient menu.

Get your MOTU 24Ai USB/AVB Ethernet Audio Interface today at the guaranteed lowest price from Sam Ash Direct with our 45-day return and 60-day price protection policy.

Things You Will Get:

    24Ai USB/AVB Ethernet Audio Interface
    MOTU AVB Discovery App for iOS
    MOTU AVB Control Web App
    AudioDesk 4.0
    USB Cable
    Power Cable
    Owner's Manual


by PowerReviews
Model 24Ai
Phantom Power No
Weight 8.5 lbs.
Dimensions 2" x 17" x 7"
Ethernet Cat5 Yes
Audio Resolution 24-bit/192kHz
Built-in DSP Yes
Digital Output Type 3 banks (24 ch) of ADAT optical at 1x sample rates; 3 banks (12 ch) of SMUX optical at 2x sample rates
Optical I/O Yes
Wordclock Yes
Bus Powered No
Analog Inputs 24 channels (balanced/unbalanced) 3x DB-25 D-sub and 6x 12-pin Phoenix Max level: +24 dBu (digitally adjustable -96 to +22)
Combo XLR/TRS Jacks No
Warranty Info:

The manufacturer's warranty covers parts for 90 days and labor for 90 days from date of purchase. The warranty excludes damage from misuse, abuse, and contains other exclusions.