Adding a microphone preamp with ADAT output can expand your recording setup without replacing your main audio interface. The right unit can provide extra inputs, cleaner gain, phantom power, and a straightforward digital connection for multitrack recording.
This roundup compares 10 selected options, including multi-channel ADAT expanders, USB interfaces, channel strips, and compact microphone preamps. Use the buying guide below to match features, connectivity, and intended use before you buy.
Best 10 Microphone Preamp with Adat Output Picks for 2026
Best All-in-One Expansion Interface
- Eight MIDAS mic preamps with 48V phantom power
- 18x20 USB interface with ADAT I/O
- Up to 24-bit/96 kHz operation
Best For: Multi-microphone home studios needing USB and ADAT
Best Tube Channel Strip
- Tube preamp design for warmth and definition
- Compressor, expander, de-esser, and gate included
- ADAT plus AES/EBU, S/PDIF, TOSLink, and USB
Best For: Single-channel vocal and instrument processing
Best 8-Channel ADAT Expander
- Eight microphone preamp channels
- 8-in/8-out ADAT optical connectivity
- 24-bit conversion at 44.1/48 kHz
Best For: Adding eight mic inputs to an existing ADAT system
Best Compact Mic Booster
- Up to 75 dB of gain
- 48V phantom power for condenser microphones
- XLR and 3.5mm outputs; ADAT not listed
Best For: Portable podcasting and streaming setups without confirmed ADAT needs
Best Overall
Focusrite Scarlett 18i20 4th Gen
- Eight mic preamps with up to 69dB of gain
- Dual ADAT plus S/PDIF, MIDI, and Word Clock
- 24-bit/192kHz converters with Auto Gain and Clip Safe
Best For: Studios needing multiple preamps and digital expansion
Best Tube Character
- Dual 12AX7 tube and solid-state gain stages
- Two mic/instrument channels with 48V phantom power
- Includes tube drive, pad, filter, and polarity controls
Best For: Two-channel analog recording with variable tube coloration
Best Inline Gain Booster
- Adds 29dB of gain for dynamic and ribbon microphones
- Requires external 48V phantom power and does not pass it to the mic
- Compact metal XLR adapter for interfaces and mixers
Best For: Boosting low-output dynamic or ribbon microphones
Compact Gain Booster
- Clean, transparent 20dB gain
- 48V phantom power for dynamic and condenser mics
- Compact low-noise metal design
Best For: Portable home-studio, podcasting, and streaming setups
High-Gain Low-Noise Pick
- 19–66dB practical gain range
- -120dB EIN ultra-low-noise design
- XLR, TRS, and TS outputs with Type-C power
Best For: Vocal and instrument recording with flexible analog connections
Portable Multi-Output Option
- Up to 75dB gain with -120dB EIN
- 48V phantom power and 1MΩ instrument input
- Balanced XLR plus dual 3.5mm outputs
Best For: Vocal recording and mixed studio/portable analog setups
Best All-in-One Expansion Interface – UMC1820
If you need a microphone preamp with ADAT output and plenty of direct computer connectivity, the Behringer UMC1820 combines eight MIDAS-designed mic preamps with an 18×20 USB interface. It supports up to 24-bit/96 kHz operation, includes 48V phantom power, and works with Mac and Windows systems.
Best For: Home studios and recording setups that need multiple microphone inputs, MIDI, USB connectivity, and ADAT expansion in one rack-style interface.
Pros:
- Eight MIDAS-designed microphone preamplifiers with 48V phantom power
- 18×20 USB audio/MIDI interface with ADAT I/O
- Supports up to 24-bit/96 kHz resolution
- Compatible with popular software such as Pro Tools, Ableton Live, and Cubase
Cons:
- Its broad feature set may be more than needed for a simple one-microphone setup
- The listed dimensions indicate a relatively large rack-style unit
The UMC1820 is a practical choice when you want microphone preamps, ADAT expansion, and a high-channel-count USB interface without adding separate units for each function.
Best Tube Channel Strip – ART VoiceChannel
The ART VoiceChannel is a single-channel microphone preamp with ADAT output and additional digital connectivity. Its tube preamp design is paired with compressor, expander, de-esser, and gate functions, making it suitable for shaping a vocal or instrument signal before it reaches the rest of your recording chain.
Best For: Vocalists, instrumentalists, and recording engineers who want tube-style preamp character plus built-in dynamics control and multiple digital output options.
Pros:
- Tube preamp design aimed at warmth and definition
- Includes compressor, expander, de-esser, and gate processing
- Offers ADAT Lightpipe, AES/EBU, S/PDIF, TOSLink, and USB connectivity
- Supports a maximum sample rate of 192 kHz
Cons:
- Provides one channel rather than multiple microphone inputs
- Its channel-strip features may be unnecessary for users seeking only clean gain
Choose the VoiceChannel when processing flexibility matters as much as preamp connectivity. It is especially appealing for users who want to manage dynamics and sibilance before sending a signal through ADAT or another digital output.
Best 8-Channel ADAT Expander – ADA8200
Behringer ADA8200 Audiophile 8 In/8 Out ADAT Audio Interface with Midas Mic Preamplifiers
Check Price On AmazonFor a straightforward microphone preamp with ADAT output, the Behringer ADA8200 provides eight microphone preamp channels and an 8-in/8-out ADAT interface. Its 24-bit converters operate at 44.1 or 48 kHz, making it a focused option for expanding an existing digital recording system.
Best For: Studios that already have an ADAT-equipped interface and need eight additional XLR microphone inputs and outputs.
Pros:
- Eight-channel microphone preamplifier design
- Provides ADAT optical input and output functionality
- 24-bit A/D and D/A conversion at 44.1/48 kHz
- Designed as a dedicated audio/MIDI interface expansion unit
Cons:
- Maximum sample rate is 48 kHz
- It is less suitable if you need direct USB computer connectivity
- Requires an ADAT-compatible system to make full use of its expansion function
The ADA8200 keeps the job simple: add eight microphone channels to an ADAT-equipped setup. It is a sensible fit for drum tracking, ensemble recording, or any session where input count is the main priority.
Best Compact Mic Booster – XTUGA XIC1
The XTUGA XIC1 is a compact microphone preamp with ADAT output needs that should be evaluated carefully: its supplied specifications list XLR balanced output and 3.5mm outputs, but do not list ADAT connectivity. It offers up to 75 dB of gain, 48V phantom power, and support for dynamic and condenser microphones.
Best For: Podcasters, streamers, and home users who need a portable analog mic booster with flexible outputs rather than a confirmed ADAT connection.
Pros:
- Provides up to 75 dB of stated gain
- Supports both dynamic and condenser microphones with 48V phantom power
- Includes balanced XLR output plus 3.5mm line and microphone outputs
- Compact metal enclosure is designed to reduce EMC interference
Cons:
- ADAT output is not listed in the supplied specifications
- It does not provide the multi-channel ADAT expansion found on the other listed interfaces
- Its dual-channel input capability may still be limited for larger recording sessions
The XIC1 can be useful for boosting quieter microphones and connecting to streaming or recording equipment, but buyers specifically searching for ADAT should verify compatibility before choosing it.
Best Overall – Focusrite Scarlett 18i20 4th Gen
If you need a microphone preamp with ADAT output that can anchor a growing studio, the Focusrite Scarlett 18i20 4th Gen offers a particularly complete setup. It combines eight microphone preamps with dual ADAT, extensive analog I/O, high-resolution converters, and useful gain-management tools.
Best For: Home studios, project studios, and engineers who need multiple preamps plus flexible digital expansion.
Pros:
- Eight mic preamps with up to 69dB of gain, plus two Hi-Z inputs and eight line inputs
- Dual ADAT, S/PDIF, MIDI, and Word Clock connectivity support versatile studio expansion
- 24-bit/192kHz conversion, Air modes, Auto Gain, and Clip Safe add recording flexibility
- Includes a broad software bundle with Pro Tools Intro+, Ableton Live Lite, Cubase LE, and Hitmaker Expansion
Cons:
- Its extensive I/O may be more than a small or simple recording setup needs
- At 8 pounds and a 1U-style rack format, it is less portable than compact interfaces
The Scarlett 18i20 is the strongest all-purpose choice here when ADAT expansion and a high channel count matter. It is a full interface rather than a standalone preamp, but that makes it more useful as the central hub of a larger recording system.
Best Tube Character – PreSonus BlueTube DP v2
The PreSonus BlueTube DP v2 is not a microphone preamp with ADAT output, so it is not suitable when digital optical expansion is a requirement. It is instead a compact two-channel analog preamp for users who want switchable solid-state and tube-style character.
Best For: Recording setups that need two analog mic or instrument channels with adjustable tube saturation.
Pros:
- Combines 12AX7 tube and solid-state gain stages for a range of tones
- Combo mic/instrument inputs include Class A XMAX mic preamps and 48V phantom power
- Tube-drive control, 80 Hz high-pass filter, -20 dB pad, and polarity reverse add practical control
- Compact 1/2U rack-mount chassis with illuminated analog VU input meters
Cons:
- Does not provide ADAT or other digital output
- Offers only two output channels, limiting expansion compared with multichannel interfaces
- Its tube-oriented design may be unnecessary for users seeking strictly transparent gain
The BlueTube DP v2 is best viewed as an analog tone-shaping preamp, not an ADAT-equipped expansion unit. Choose it for tube coloration and straightforward two-channel processing; choose a digital interface instead if ADAT connectivity is central to your workflow.
Best Inline Gain Booster – StudioMan DPM1 XLR Preamp
The StudioMan DPM1 is a compact inline XLR signal booster, not a microphone preamp with ADAT output. It adds gain before an existing interface or mixer, making it a focused solution for low-output dynamic and ribbon microphones rather than a replacement for a multichannel preamp or digital converter.
Best For: Podcasters, vocalists, and live engineers using quiet dynamic or ribbon microphones with an interface that supplies phantom power.
Pros:
- Provides 29dB of stated clean gain for low-output dynamic and ribbon microphones
- Compact plug-and-play XLR design fits between a microphone and interface or mixer
- Metal housing is designed for durability and interference shielding
- Includes a one-year manufacturer warranty and technical support
Cons:
- Has no ADAT output, so it cannot provide digital expansion
- Requires 48V phantom power, which is not included
- Designed specifically for dynamic and ribbon microphones and is not for condenser microphones
The DPM1 can help reduce the need to run an existing preamp near its upper gain range, but its role is narrowly defined. It is a useful accessory for compatible microphones, not a complete recording interface or standalone ADAT preamp.
Compact Gain Booster – 20dB Microphone Preamp
If you need a simple microphone preamp with ADAT output, verify the connection requirements carefully: this compact model is described with an XLR output rather than an ADAT connection. It provides 20dB of balanced gain, 48V phantom power, and a low-noise circuit for basic vocal, podcasting, recording, and streaming setups.
Best For: Home studios and creators who need portable, straightforward microphone gain and phantom power.
Pros:
- Provides clean, transparent 20dB gain.
- Supports dynamic and condenser microphones with 48V power.
- Compact, lightweight design with a rugged black metal case.
- Balanced circuitry is designed for low noise and minimal coloration.
Cons:
- Supplied information lists XLR output, not ADAT output.
- Offers less gain than some higher-gain preamps.
- Its compact feature set may not suit complex multi-channel systems.
This is a practical, budget-oriented gain booster when portability and simple operation matter. However, buyers specifically seeking a microphone preamp with ADAT output should choose a model explicitly equipped with an ADAT interface.
High-Gain Low-Noise Pick – RO03 66dB Mic Preamp
For shoppers comparing a microphone preamp with ADAT output, the RO03 should be checked against that requirement because its supplied connectivity is XLR, TRS, and TS rather than ADAT. It stands out for its practical 19–66dB gain range, -120dB EIN claim, Type-C power input, and support for microphones and instruments.
Best For: Vocalists, instrument recordists, and mobile creators who need substantial gain with flexible analog outputs.
Pros:
- Offers a usable 19–66dB gain range.
- Designed with an ultra-low -120dB EIN noise floor.
- Includes XLR, TRS, and TS output options.
- 1MΩ instrument input helps support DI recording with less impedance-related signal loss.
Cons:
- Does not list ADAT output in the supplied specifications.
- The two input ports cannot be used simultaneously.
- The manufacturer recommends connecting to an interface’s TRS line input for the lowest noise.
The RO03 is a versatile analog preamp for users who need high gain and instrument compatibility without moving to a digital ADAT workflow. Its Type-C power input also makes it more convenient for portable recording.
Portable Multi-Output Option – MIC-1 75dB Mic Preamp
If your search is for a microphone preamp with ADAT output, note that the MIC-1’s supplied specifications describe balanced XLR plus 3.5mm outputs, not ADAT. It is aimed at users who want up to 75dB of gain, -120dB EIN performance, 48V phantom power, and connections for both studio and compact portable equipment.
Best For: Vocal recording, low-output dynamic microphones, and setups needing both balanced XLR and 3.5mm connectivity.
Pros:
- Provides up to 75dB of clean, transparent gain.
- Includes 48V phantom power for condenser microphones.
- Offers balanced XLR output plus independent 3.5mm mic and line outputs.
- 1MΩ TS instrument input supports DI-style instrument recording.
Cons:
- Supplied details do not identify an ADAT output.
- The two input ports cannot operate simultaneously.
- Its multiple analog outputs do not replace a dedicated digital expansion interface.
The MIC-1 is a flexible analog preamp for creators who value high gain and direct compatibility with portable devices. For an ADAT-based recording system, confirm the digital-output requirement before choosing it.
How We Picked the Best Microphone Preamp with Adat Output
We evaluated the selected products by looking at their input count, preamp design, ADAT or digital-output capability, gain range, phantom-power support, monitoring options, and compatibility with common recording setups. We also considered whether each model is best suited to studio expansion, portable recording, vocal tracking, or single-microphone gain boosting.
Not every compact preamp in this selection provides ADAT connectivity, so confirm the specifications carefully if digital expansion is your main requirement. Some are analog preamps or channel strips that may be useful in a broader signal chain but cannot replace an ADAT-equipped interface or expander.
Quick Comparison
| What to Compare | Why It Matters |
|---|---|
| Number of channels | Determines how many microphones or line sources you can add at once. |
| ADAT I/O | Allows compatible interfaces to receive or send multiple digital channels through one optical connection. |
| USB connectivity | Useful when the unit must work directly with a computer rather than only expand another interface. |
| Gain and noise performance | Important for quiet dynamic and ribbon microphones, as well as clean vocal recordings. |
| Phantom power | Required for most condenser microphones; it should be switchable and used carefully with sensitive equipment. |
Key Buying Factors for a Microphone Preamp with Adat Output
Channel Count and Expansion Needs
Choose the number of channels based on your tracking plans, not just your current microphone collection. An eight-channel expander is useful for drums, ensembles, podcasts, and rehearsal rooms, while a two-channel preamp may be more practical for vocals or stereo instruments.
ADAT Compatibility
Check that the preamp offers the type of optical connection your interface supports and confirm channel limits at the desired sample rate. ADAT commonly carries eight channels at standard sample rates, but higher sample rates can reduce available channels through SMUX. Clocking and optical-cable quality also affect reliable operation.
Gain, EIN, and Headroom
High maximum gain helps with low-output dynamic or ribbon microphones, while a low equivalent input noise specification supports quieter recordings. Look for enough headroom to handle loud sources without clipping, especially when recording drums, amplified instruments, or close-miked vocals.
Workflow and Controls
Front-panel metering, independent phantom power, pad controls, inserts, direct monitoring, and balanced outputs can make a larger difference in daily use than headline specifications. Tube or channel-strip designs may add tone-shaping options, but they are less direct substitutes for transparent multi-channel ADAT expansion.
Who Should Buy Which Microphone Preamp with Adat Output?
Choose a multi-channel ADAT interface or expander if you already own a compatible interface and need more microphone inputs for drums, bands, live tracking, or larger sessions.
Choose a USB audio interface with ADAT I/O if you want one central computer-recording hub with built-in preamps, monitor control, MIDI, and the option to expand later.
Choose a channel strip or tube preamp if your priority is shaping one vocal or instrument signal with dedicated tone controls, compression, or coloration rather than adding many digital inputs.
Choose a compact single-channel preamp if you need affordable gain for a dynamic or condenser microphone. These models can solve gain problems, but verify whether they actually include ADAT output before purchasing.