10 Best Microphone Preamps With ADAT Output for Flexible Recording Setups in 2026

Adding a microphone preamp with ADAT output is one of the simplest ways to expand a recording system without replacing your main interface. The right unit can provide extra mic inputs, cleaner gain, and dependable digital integration for vocals, drums, bands, podcasts, or live production.

We’ve selected 10 options ranging from dedicated ADAT expanders and channel strips to complete USB audio interfaces. Use the guide below to compare connectivity, channel count, conversion, monitoring, and the best fit for your setup.

Best 10 Microphone Preamp with Adat Output Picks for 2026

Best Overall – Focusrite Clarett+ OctoPre

The Focusrite Clarett+ OctoPre is a strong choice when you need a professional microphone preamp with ADAT output for expanding an existing interface. It provides eight preamps, Air circuitry, inserts on every channel, and up to 24-bit/192kHz conversion.

Best For: Home and project studios expanding an ADAT-equipped interface with high-quality preamps and flexible routing.

Pros:

• Eight Clarett preamps with analogue Air mode
• Eight dedicated inserts for external processing
• ADAT expansion, balanced outputs, and two JFET Hi-Z inputs
• Supports recording up to 24-bit/192kHz

Cons:

• Requires a separate ADAT-equipped interface to serve as an expander
• More features than needed for basic eight-channel expansion

With its combination of low-noise preamps, inserts, guitar inputs, and high-resolution conversion, the Clarett+ OctoPre is the most complete expansion-focused option in this group.

Best Single-Channel Strip – ART VoiceChannel Tube Channel Strip

The ART VoiceChannel is a different take on a microphone preamp with ADAT output: it combines one tube preamp with compression, expansion, de-essing, and gating. Its digital outputs include ADAT Lightpipe, AES/EBU, S/PDIF, and TOSLink, with USB connectivity as well.

Best For: Vocalists and producers who want one processed recording channel with tube character and multiple digital-output options.

Pros:

• Tube preamp designed for warmth and definition
• Integrated compressor, expander, de-esser, and gate
• Supports ADAT, AES/EBU, S/PDIF, TOSLink, and USB output

Cons:

• Only one input channel
• Not suited to expanding an interface by eight channels
• Its processing-focused design may be excessive for simple preamp duties

The VoiceChannel makes the most sense when a single vocal or instrument path is the priority. It offers considerably more onboard processing than a conventional multi-channel ADAT expander.

Best Budget Expansion – Behringer ADA8200

The Behringer ADA8200 is a straightforward microphone preamp with ADAT output for adding eight analog inputs and eight outputs to a compatible setup. It uses Midas mic preamplifiers and provides 24-bit conversion at 44.1 or 48kHz.

Best For: Budget-conscious studios that need eight channels of basic ADAT-connected microphone preamplification.

Pros:

• Eight microphone preamplifier channels
• Eight-channel ADAT optical output and input/output expansion
• Midas preamps and simple 24-bit operation

Cons:

• Limited to 44.1/48kHz sample rates
• Fewer stated workflow features than the Focusrite alternatives

The ADA8200 keeps the feature set focused on affordable eight-channel expansion. It is a practical fit when high sample rates and onboard processing are less important than adding multiple inputs through ADAT.

Best All-in-One Interface – Focusrite Scarlett 18i20 4th Gen

The Focusrite Scarlett 18i20 4th Gen is an all-in-one USB interface that includes eight mic preamps and ADAT connectivity. Rather than functioning only as an expander, it adds a computer connection, dual ADAT, S/PDIF, MIDI, Word Clock, Auto Gain, and Clip Safe.

Best For: Engineers who need a central USB recording interface with eight preamps and room for digital expansion.

Pros:

• Eight mic preamps with up to 69dB of gain
• Dual ADAT, S/PDIF, MIDI, and Word Clock connectivity
• 24-bit/192kHz converters with 122dB dynamic range
• Auto Gain and Clip Safe simplify level management

Cons:

• Larger and more complex than a dedicated ADAT preamp expander
• Its ADAT features are part of a broader USB interface rather than the sole focus

If you need both a computer-facing interface and ADAT expansion, the Scarlett 18i20 offers the broadest connectivity here. It is better suited to a complete studio hub than to a simple add-on preamp.

Stage-Ready Expansion – Midas DL16 ADAT Stage Box

The Midas DL16 is a practical choice when you need a microphone preamp with ADAT output for live production or distributed stage inputs. It combines 16 Midas PRO preamplifiers, switchable 48 V phantom power, eight balanced line outputs, and dual ADAT outputs for 16-channel digital output.

Best For: Live sound systems, stage-front input expansion, and setups requiring multiple microphone inputs over AES50.

Pros:

• Provides 16 Midas PRO microphone preamplifiers with switchable phantom power.
• Dual ADAT outputs deliver 16 channels of digital output.
• Dual AES50 ports support cascading additional DL16 stage boxes.
• Includes eight electronically balanced, low-impedance line outputs.

Cons:

• Designed primarily as a stage box rather than a standalone USB recording interface.
• Requires compatible AES50, ADAT, or related digital equipment for full system integration.

The DL16 stands out for high input counts and flexible live-system connectivity. Choose it when stage deployment and AES50 networking matter more than direct computer recording.

Premium Studio Capture – Focusrite Clarett+ 8Pre Interface

The Focusrite Clarett+ 8Pre is a strong studio option for anyone seeking a microphone preamp with ADAT output-system compatibility. It offers eight Clarett+ preamps, Air circuitry, high-performance converters, USB connectivity, and an ADAT optical input for adding compatible outboard equipment.

Best For: Home and project studios that need eight microphone preamps, detailed conversion, and ADAT-based expansion.

Pros:

• Includes eight professional-quality Clarett+ microphone preamps.
• Air mode uses analogue circuitry to add high-frequency presence.
• ADAT optical input supports eight channels of digital expansion.
• Supports up to 192 kHz operation and includes two headphone outputs.

Cons:

• Its ADAT connection is listed as an optical input, so it is primarily intended to receive expansion channels.
• Requires a computer and USB connection for its main interface workflow.

With eight preamps, strong conversion specifications, and expandable I/O, the Clarett+ 8Pre suits recording setups that may grow over time. It is especially compelling when low noise and Air-enabled vocal or instrument capture are priorities.

Affordable Multichannel Recording – Behringer UMC1820 USB Interface

The Behringer UMC1820 is a versatile microphone preamp with ADAT I/O for recording microphones and instruments through a computer. Its 18×20 USB 2.0 design includes eight Midas-designed preamps with 48 V phantom power and supports 24-bit/96 kHz audio.

Best For: Budget-conscious studios needing several microphone inputs, MIDI connectivity, and ADAT expansion in one rack-style interface.

Pros:

• Provides eight Midas-designed microphone preamplifiers.
• Offers ADAT I/O alongside USB 2.0 audio connectivity.
• Streams 18 inputs and 20 outputs with low-latency operation.
• Works with popular software including Pro Tools, Ableton Live, and Cubase.

Cons:

• Its supplied notes list a maximum sample rate of 48 kHz in the specifications, despite describing 24-bit/96 kHz resolution.
• Computer compatibility is specified for Mac OS X and Windows XP or higher, with no newer-version detail provided.

The UMC1820 packs substantial channel capacity into a recording-focused interface and adds the flexibility of ADAT I/O. It is a sensible fit for multi-microphone sessions when broad connectivity and value are more important than premium feature extras.

Premium Expandable Choice – Focusrite Clarett+ 4Pre

The Focusrite Clarett+ 4Pre is a strong microphone preamp with ADAT output setup for recording spaces that need four quality mic preamps and room to expand. Its ADAT optical input adds up to eight channels of digital expansion, while the Clarett+ preamps, Air mode, and 192kHz support target detailed, polished recordings.

Best For: Home studios and project studios needing four mic inputs plus ADAT expansion.

Pros:

• Four Clarett+ mic preamps with high headroom, low distortion, and low noise.
• ADAT optical input provides eight channels of digital expandability.
• Includes Air Premium circuitry, JFET instrument inputs, and 24-bit/192kHz conversion.
• Offers two improved headphone outputs and four balanced outputs.

Cons:

• Its 18-in/8-out feature set may be more than a small two-input setup requires.
• ADAT expansion requires compatible external equipment.

Choose the Clarett+ 4Pre when you want a capable central interface rather than a basic preamp. It combines four analog preamps with meaningful digital expansion and monitoring flexibility.

Flexible Production Hub – Focusrite Scarlett 16i16 4th Gen

The Focusrite Scarlett 16i16 4th Gen is a versatile microphone preamp with ADAT output solution for producers who also need line-level, digital, and MIDI connectivity. It combines two mic preamps with ADAT, S/PDIF, six line inputs, and 16-in/16-out operation in a compact USB-C interface.

Best For: Producers building a flexible desktop setup with digital expansion, line inputs, and MIDI.

Pros:

• Includes two mic preamps with up to 69dB of gain and two Hi-Z inputs.
• Provides ADAT, S/PDIF, MIDI I/O, and six line inputs.
• Uses 24-bit/192kHz converters with a stated 122dB dynamic range.
• Auto Gain and Clip Safe simplify level setting and help manage clipping.

Cons:

• Only two mic preamps are built in, so larger microphone sessions need external expansion.
• The broad routing and I/O feature set may be unnecessary for simple recording.

The Scarlett 16i16 stands out when connectivity matters as much as preamp count. It is a practical choice for producers who want ADAT alongside line, S/PDIF, and MIDI connections.

Compact Clarett Expansion Pick – Focusrite Clarett+ 2Pre

The Focusrite Clarett+ 2Pre is a compact microphone preamp with ADAT output interface for recording two microphones now while leaving room to add up to eight digital channels later. Its two Clarett+ preamps, Air Premium mode, JFET inputs, and 24-bit/192kHz support suit focused recording and mobile-friendly setups.

Best For: Solo artists and small studios that need two premium preamps with future ADAT expansion.

Pros:

• Two Clarett+ preamps deliver high headroom with low distortion and noise.
• ADAT optical input supports eight channels of digital expansion.
• Air Premium circuitry can add the stated high-frequency lift and impedance change.
• Includes JFET instrument inputs, four balanced outputs, and USB-C bus power.

Cons:

• Two built-in mic preamps limit simultaneous microphone recording without expansion.
• USB-C bus power requires a 15W USB-C port.

The Clarett+ 2Pre makes sense when you want Clarett+ preamp quality in a smaller, two-input format. Its ADAT input preserves a clear upgrade path as your recording needs grow.

How We Picked the Best Microphone Preamp with Adat Output

We focused on products that add practical recording capability through ADAT, either as dedicated microphone preamps or as full audio interfaces with ADAT input and output. The selection covers different channel counts, price levels, form factors, and workflows, including rackmount studio expansion, USB recording, live sound, and channel-strip processing.

We also considered the features that matter after the specification sheet: preamp quality, conversion support, routing flexibility, monitoring, computer connectivity, expandability, and whether the unit makes sense as part of a larger system rather than in isolation.

Quick Comparison

• Best dedicated eight-channel expansion: Focusrite Clarett+ OctoPre or Behringer ADA8200.
• Best channel-strip option: ART VoiceChannel, especially for a vocal or broadcast chain requiring onboard processing.
• Best all-in-one USB interface with expansion: Focusrite Scarlett 18i20 or Clarett+ 8Pre.
• Best compact interface: Focusrite Clarett+ 2Pre or 4Pre, depending on simultaneous input needs.
• Best larger live or stagebox setup: Midas DL16.
• Best budget USB expansion platform: Behringer UMC1820.

Key Buying Factors for a Microphone Preamp with Adat Output

Channel Count and Input Type

Eight-channel units are a strong choice for drum kits, rehearsal rooms, and expanding an interface with optical ADAT input. Two- and four-preamp interfaces are easier to place in smaller studios, while 16-input stageboxes suit larger live or distributed systems. Check whether every input has a microphone preamp or whether some channels are line or instrument inputs.

ADAT Format and Sample Rate

Standard ADAT commonly carries eight channels at 44.1 or 48 kHz. At higher sample rates, S/MUX may reduce the number of channels carried over the optical connection. Confirm that the preamp and your main interface support the same sample rates, optical format, and clocking arrangement.

Clocking and Digital Connections

Reliable synchronization is essential. Look for word-clock options when building a larger system, and determine which device will act as the clock master. Also check whether the product offers ADAT output only, ADAT input and output, USB-C, MIDI, Ethernet, or stage-network connectivity.

Preamp Character and Headroom

Transparent preamps are generally versatile for multi-microphone tracking, while a tube channel strip may be more useful for shaping one important vocal or instrument. Compare gain range, phantom power, pad controls, input impedance, and metering—especially if you record quiet sources or high-output microphones.

Who Should Buy Which Microphone Preamp with Adat Output?

Choose a dedicated eight-channel expander if you already own a capable interface and simply need more microphone inputs. Choose an all-in-one USB model if you need a complete computer recording system with ADAT available for future expansion. A compact two- or four-preamp interface is appropriate for mobile work, overdubs, and small project studios.

For live sound or remote preamp placement, a stagebox such as the Midas option may be a better fit than a conventional studio interface. If your priority is a polished single-source vocal chain, the ART channel strip offers a different approach from transparent multichannel expansion. Finally, compare software support, driver compatibility, rack space, and available optical inputs before ordering; ADAT expansion works only when the rest of the signal chain supports the same connection and clocking requirements.