10 Best Microphone Preamps With ADAT Output in 2026 for Expanding Your Studio

Adding a microphone preamp with ADAT output is one of the simplest ways to expand an audio interface without replacing your entire studio setup. The right unit can add clean gain, reliable phantom power, and multiple recording channels through a single optical connection.

We selected 10 options ranging from dedicated ADAT expanders to USB interfaces with optical I/O, covering home studios, project rooms, live tracking, and larger recording systems.

Best 10 Microphone Preamp with Adat Output Picks for 2026

Best Expandable USB Hub – UMC1820 with ADAT I/O

The Behringer UMC1820 is a practical microphone preamp with ADAT output for recording setups that need many simultaneous inputs. It combines eight MIDAS-designed mic preamps, 48V phantom power, USB connectivity, and 18×20 channel streaming in a rack-friendly interface.

Best For: Home studios and project studios needing multiple microphone inputs plus USB and ADAT expansion.

Pros:

• Eight MIDAS-designed microphone preamps with 48V phantom power
• ADAT I/O supports digital expansion with compatible equipment
• 24-bit/96 kHz operation and 18×20 USB audio/MIDI streaming
• Works with popular recording software on Mac and Windows

Cons:

• Its broad feature set may be more than a small, two-microphone setup requires
• Maximum sample rate is 96 kHz, below some newer interfaces

The UMC1820 stands out when channel count and flexible expansion matter more than a minimalist desktop design. It is a strong value-oriented choice for multi-mic recording and larger computer-based sessions.

Best Premium ADAT Expander – Clarett+ OctoPre

The Focusrite Clarett+ OctoPre is a microphone preamp with ADAT output designed to add eight high-quality channels to a compatible audio interface. Its Clarett preamps, analogue Air circuitry, inserts, and 24-bit/192 kHz conversion make it suited to demanding multitrack recording.

Best For: Engineers who want premium eight-channel ADAT expansion, analogue inserts, and detailed preamp performance.

Pros:

• Eight Clarett microphone preamps with relay-controlled analogue Air mode
• ADAT connectivity works with compatible interfaces from any brand
• Eight dedicated channel inserts for integrating outboard equipment
• 24-bit/192 kHz conversion with high dynamic range and low noise

Cons:

• Requires a separate ADAT-equipped interface for computer recording
• More specialized than a basic standalone USB interface

The Clarett+ OctoPre is a compelling upgrade path for studios that already have an ADAT-compatible interface. Its inserts and Air circuitry add useful tracking flexibility beyond simple channel expansion.

Best Compact High-Gain Preamp – MIC-1 High-Gain Mic Preamp

The JCANOL MIC-1 offers up to 75 dB of gain and 48V phantom power for dynamic and condenser microphones. However, despite matching the broader keyword category, it does not list ADAT output; its connections are balanced XLR and 3.5mm auxiliary outputs, making it better suited to compact vocal or instrument setups.

Best For: Users needing high clean gain and flexible analogue outputs for dynamic microphones, condenser microphones, or DI instruments.

Pros:

• Up to +75 dB of gain with a stated -120 dB EIN noise performance
• 48V phantom power supports compatible condenser microphones
• Balanced XLR plus independent 3.5mm mic and line outputs
• Compact metal enclosure with a three-year warranty

Cons:

• Does not provide ADAT output
• The two input ports cannot be used simultaneously
• Offers analogue outputs rather than multichannel digital expansion

The MIC-1 makes sense when gain, portability, and straightforward analogue connectivity are priorities. Choose a true ADAT preamp or interface instead if digital channel expansion is essential.

Best Desktop ADAT Interface – Clarett+ 2Pre with ADAT Input

The Focusrite Clarett+ 2Pre is a USB-C audio interface with two Clarett microphone preamps and an ADAT optical input. For shoppers seeking a microphone preamp with ADAT output, note that this model receives ADAT expansion rather than sending audio through an ADAT output; it can accept up to eight additional digital channels from compatible equipment.

Best For: Desktop studios that need two quality analogue preamps and a path to expand inputs via ADAT.

Pros:

• Two Clarett preamps with low distortion, low noise, and high headroom
• Analogue Air mode adds the ISA 110-inspired voicing option
• ADAT optical input provides eight channels of digital expandability
• USB-C bus power and dedicated JFET instrument inputs support desktop recording

Cons:

• It has ADAT input, not ADAT output
• Only two microphone preamps are built in
• USB-C bus power requires a 15W USB-C port

The Clarett+ 2Pre is a capable central interface for a small recording rig that may grow later. Pair it with an ADAT-equipped expander when you need more simultaneous inputs, but select another model if your specific requirement is transmitting preamp channels via ADAT output.

Compact Gain Booster – Basic Microphone Preamp

If you need a simple microphone preamp with ADAT output, this compact unit is not the right match because its listed connection is an XLR output rather than ADAT. It is instead designed to add up to 20dB of clean gain and provide 48V power for compatible microphones.

Best For: Home studios, podcasting, live streaming, and users needing a compact XLR microphone booster.

Pros:

• Provides up to 20dB of balanced gain.
• Supports dynamic and condenser microphones with 48V power.
• Compact, lightweight design with a rugged black metal case.
• Fully balanced circuit is designed for low-noise, transparent amplification.

Cons:

• Does not list an ADAT output.
• Offers a single XLR output rather than broader interface connectivity.

This is a straightforward gain solution for basic microphone setups, but shoppers specifically seeking an ADAT-equipped microphone preamp should consider an audio interface or expansion unit with an explicitly listed ADAT connection.

ADAT-Ready Interface – Scarlett 16i16 4th Gen

For shoppers searching for a microphone preamp with ADAT output, the Focusrite Scarlett 16i16 is the strongest fit in this group. It combines two microphone preamps with ADAT, S/PDIF, MIDI, and USB connectivity, making it a flexible hub for expanding a recording setup.

Best For: Producers and home or project studios that need ADAT expansion, multiple inputs and outputs, and modern USB-C connectivity.

Pros:

• Includes ADAT, S/PDIF, MIDI, two mic preamps, Hi-Z inputs, and line inputs.
• Offers 69dB of preamp gain and 24-bit/192kHz conversion.
• Provides 16 inputs and 16 outputs for a versatile studio workflow.
• Includes Auto Gain, Clip Safe, Air modes, and bundled recording software.

Cons:

• It is a full audio interface rather than a dedicated standalone microphone preamp.
• Requires external power and a computer or compatible host for its USB workflow.

Among these options, this is the clearest choice for ADAT-based expansion. Its broad I/O and control features also make it more suitable for growing studios than a single-channel microphone booster.

Ultra-Low-Noise Booster – RO03 Mic Preamp

The RO03 is a single-channel microphone and instrument preamp, but it is not listed as having ADAT output. For a microphone preamp with ADAT output, you would need to pair your search with a device that explicitly provides ADAT; this model instead focuses on high gain, low noise, and flexible analog outputs.

Best For: Vocalists, instrument players, and mobile or budget-conscious recording setups using an audio interface, mixer, or PA system.

Pros:

• Offers a practical 19–66dB gain range and a stated -120dBV EIN.
• Supports dynamic, condenser, and ribbon microphones, plus instruments.
• Provides XLR, TRS, and TS outputs with +4dBu and -10dBV options.
• Type-C power input improves portability for mobile recording situations.

Cons:

• Does not list an ADAT output.
• The microphone and instrument inputs cannot be used simultaneously.
• The manufacturer recommends connecting to an interface’s TRS line input for the lowest noise.

This is a capable analog front end when clean gain and portability matter, especially for instruments or demanding microphones. It is not a direct solution for digital ADAT expansion, so verify your interface requirements before buying.

Best 8-Channel Expansion – ADA8200 ADAT Mic Preamp

The Behringer ADA8200 is a practical choice when you need a microphone preamp with ADAT output to expand an existing audio interface or recording system. It provides eight Midas microphone preamplifiers, XLR inputs, and ADAT optical connectivity, with 24-bit conversion at 44.1 or 48 kHz.

Best For: Home studios and project setups that need eight additional microphone inputs through ADAT.

Pros:

• Eight microphone preamplifier channels
• Midas preamps with ADAT optical output
• 24-bit AD/DA conversion at 44.1/48 kHz

Cons:

• Maximum sample rate is 48 kHz
• Requires an ADAT-compatible interface or recorder

Choose the ADA8200 if channel count and straightforward ADAT expansion matter more than high sample-rate recording. Its eight-channel design makes it especially useful for expanding a larger microphone setup.

Best Heavy-Duty Pick – XIC1 Dual-Input Mic Preamp

The XTUGA XIC1 is a compact microphone preamp for dynamic and condenser microphones, offering up to +75 dB of gain and 48V phantom power. However, it does not list ADAT connectivity, so it is better suited as an analog gain and output solution than as a microphone preamp with ADAT output.

Best For: Podcasters, streamers, and home users who need extra microphone gain, phantom power, and flexible analog outputs.

Pros:

• Up to +75 dB of stated gain
• Supports dynamic and condenser microphones
• Provides 48V phantom power and XLR balanced output
• Compact metal enclosure with 3.5mm outputs

Cons:

• No ADAT output is listed
• Designed for up to two inputs rather than multichannel expansion

The XIC1 can be useful when the main goal is clean analog gain for demanding microphones such as the SM7B, but it is not the right match for an ADAT-based expansion workflow. Confirm your required connections before buying.

Best Full-Featured Interface – Fender Quantum HD 2

The Fender Quantum HD 2 combines MAX-HD microphone preamps with a 20×24 USB-C interface and ADAT expansion. For buyers seeking a microphone preamp with ADAT output, it offers a broader studio platform, including ADAT and S/PDIF I/O, 32-bit/192 kHz converters, auto gain, loopback, and re-amp outputs.

Best For: Musicians, producers, and creators who want modern USB-C recording with high-resolution conversion and digital expansion.

Pros:

• MAX-HD mic preamps with 32-bit/192 kHz conversion
• ADAT and S/PDIF I/O for studio expansion
• Auto Gain, loopback, DSP monitoring, and dual re-amp outputs
• Includes Fender Studio Pro software license

Cons:

• More equipment than needed for a basic preamp-only setup
• Its ADAT capability is part of a USB-C audio interface rather than a standalone ADAT preamp

The Quantum HD 2 is the strongest option here for a feature-rich recording hub with ADAT connectivity. Its extensive routing and software support make it suitable for a growing hybrid studio, though simpler setups may not need all its functions.

How We Picked the Best Microphone Preamp with Adat Output

We focused on channel count, ADAT compatibility, preamp gain, noise performance, phantom-power support, conversion quality, monitoring flexibility, and overall practicality. Because this category includes both dedicated expanders and complete USB audio interfaces, we also considered whether each model works best as an expansion device, a standalone interface, or both.

Specifications such as optical input and output formats, sample-rate limitations, clocking options, and driver support can affect real-world results. Always confirm compatibility with your primary interface before buying.

Quick Comparison

Best For	What to Prioritize	Typical Choice
Adding many microphone inputs	Eight-channel ADAT output and stable clocking	Dedicated 8-channel preamp
Recording and mixing from one device	USB connectivity, outputs, and monitor controls	Audio interface with ADAT I/O
Small home studios	Two to four inputs, low noise, and simple setup	Compact interface or preamp
Drums and ensemble tracking	Eight clean preamps and dependable phantom power	Eight-channel expander

Key Buying Factors for a Microphone Preamp with Adat Output

Channel Count and Expansion Needs

Eight channels are useful for drum kits, multi-microphone rehearsals, and larger sessions, while two- or four-channel models may be more appropriate for vocals, overdubs, and compact rigs. Leave some capacity for future microphones if your studio is likely to grow.

ADAT Format and Compatibility

Check whether the unit supports eight channels at your intended sample rate. ADAT commonly carries eight channels at 44.1 or 48 kHz, but higher sample rates may reduce channel count through S/MUX. Confirm that your interface has the required optical input, output, or both.

Gain, Noise, and Phantom Power

High gain is important for low-output dynamic and ribbon microphones, but published gain figures do not tell the whole story. Look for low equivalent input noise, sensible gain control, and individually usable 48V phantom power when possible. Phantom power should be off when connecting passive ribbon microphones unless the manufacturer says otherwise.

Clocking, Outputs, and Workflow

Reliable word-clock behavior helps prevent clicks and dropouts. A dedicated expander may need the connected interface to provide clocking, while a standalone USB interface can manage monitoring and recording independently. Consider direct outputs, headphone monitoring, MIDI, and front-panel access as part of the complete workflow.

Who Should Buy Which Microphone Preamp with Adat Output?

Choose an eight-channel ADAT expander if your existing interface already handles USB recording and you mainly need more microphone inputs. This is usually the most efficient route for drum recording and ensemble sessions.

Choose a USB interface with ADAT if you want one central device for computer recording, monitoring, and future expansion. These models are more flexible but may cost more and require closer attention to routing and software support.

Choose a compact preamp or interface if you record mainly one or two sources at a time. Lower channel counts can reduce cost and desk space without compromising the quality needed for vocals, instruments, or voice work.

Before ordering, verify the optical connection type, sample-rate requirements, computer compatibility, and available rack or desk space. The best Microphone Preamp with Adat Output is the one that fits your existing interface and gives you the channels you will actually use.