18i20 is the studio hub for engineers who need serious I/O. Whether you’re recording drums, a live session, or racks of hardware synths, you’ve got everything you need with eight of our finest ultra-low-noise mic preamps, plus line, instrument, MIDI, S/PDIF, and ADAT connections. With 26 inputs and 26 outputs, you’re ready for whatever your session demands.
Key Features
- Eight ultra-low-noise mic/line preamps
- Two front-panel mic/line and instrument preamps
- Two Air preamp modes for classic console sound
- Clip Safe and Auto Gain modes
- 10 line outputs inc. alt speaker switching
- Up to 16 channels of ADAT I/O
- S/PDIF, MIDI, and Word Clock
- Includes Hitmaker Expansion and DAW software bundle
Specifications
Overview
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Number of Microphone Preamps8
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Phantom PowerYes (Independent)
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Instrument Inputs2
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Line Inputs8
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Air ModeYes
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Auto GainYes
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Clip SafeYes
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Line Outputs10
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Headphone Outputs2
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ADAT Inputs2 (16 channels at 44.1/48kHz and up to 8 channels at 96kHz)
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ADAT Outputs2 (16 channels at 44.1/48kHz and up to 8 channels at 96kHz)
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SPDIF Inputs1
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SPDIF Outputs1
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MIDI Inputs1
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MIDI Outputs1
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TalkbackYes
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LoopbackYes
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ConnectivityUSB Type-C
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ProtocolUSB 2.0
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Form FactorDesktop / Rack Mountable (1U)
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Simultaneous I/O26 x 26
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A/D Resolution24-bit/192 kHz
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Bus PoweredNo
Dimensions
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Height46.55mm
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Width442mm
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Depth259.73mm
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Weight3.304kg
Supported sample rates
- 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
Microphone inputs
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Frequency Response20-20kHz ± 0.06dB
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Dynamic Range116dB (A-Weighted)
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THD+N-100dB @ 8dB gain
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Noise EIN-127dBu (A-Weighted)
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Maximum Input Level16dBu
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Gain Range69dB
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Impedance3kΩ
Variable Line inputs
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Frequency Response20-20kHz ± 0.05dB
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Dynamic Range115.5dB (A-Weighted)
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THD+N-100dB @ 8dB gain
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Maximum Input Level22dBu
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Gain Range69dB
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Impedance24kΩ
Instrument inputs
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Frequency Response20-20kHz ± 0.05dB
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Dynamic Range113dB (A-Weighted)
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THD+N-80dB @ 8dB gain
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Maximum Input Level12dBu
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Gain Range62dB
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Impedance1MΩ
Line outputs (Balanced)
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Frequency Response20-20kHz ± 0.02dB
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Dynamic Range122dB (A-Weighted)
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THD+N-112dB
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Maximum Output Level16dBu
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Impedance200Ω
Headphone outputs
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Frequency Response20-20kHz ± 0.1dB @ 33Ω / 300Ω
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Dynamic Range112dB @ 33Ω
116dB @ 300Ω
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THD+N-100dB @ 33Ω (Minimum)
-110dB @ 300Ω (Minimum)
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Maximum Output Level5dBu into 33Ω
11dBu into 300Ω
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Maximum Output Power57mW into 33Ω
27mW into 300Ω
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Impedance11Ω
Analogue to Digital Converter
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THD+N-110dB
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Dynamic Range120dB
Digital to Analogue Converter
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THD+N-115dB
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Dynamic Range130dB (A-Weighted)
Compatibility
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WindowsIntel, AMD, and Arm64 processors supported
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macOSApple Silicon and Intel processors supported
What's in the box
- Scarlett 18i20 audio interface
- Rack Ears
- 1.5m USB-C to USB-C cable
- USB-C to USB-A adaptor
- IEC power cable
