Name: Focusrite Scarlett 18i20 4th Gen
Brand: Focusrite
Price: 750 USD

Upper Mid-Range

$750

Focusrite Scarlett 18i20 4th Gen is an audio interface with USB 2.0 connectivity. Inputs include 8 mic preamps, 8 combo inputs, 8 line inputs, and 2 Hi-Z inputs. Outputs include 2 main outputs, 10 line outputs, and 2 headphone outputs. It supports up to 192 kHz / 24-bit, 48V phantom power, loopback, and direct monitoring. Measured performance includes 116 dB dynamic range (input) and 122 dB dynamic range (output). Reference price: $750.

Audio interface specs: Focusrite Scarlett 18i20 4th Gen
Spec	Focusrite Scarlett 18i20 4th Gen
General
Category	Upper Mid-Range
Reference Price (USD)	$750
Supported OS	macOS/Windows
Connection	USB 2.0
Inputs
Mic Preamps	8
Combo Inputs (XLR/TRS)	8
Line Inputs	8
RCA Input	—
Hi-Z Inputs	2
ADAT Input (ch@48kHz)	16
Optical Ports (Input)	2
S/PDIF (Coax) Input	1
S/PDIF (Optical) Input	—
AES/EBU Input	—
Outputs
Analog Main Output	2
Analog Line Output	10
RCA Output	—
Headphone Output	2
ADAT Output (ch@48kHz)	16
Optical Ports (Output)	2
S/PDIF (Coax) Output	1
S/PDIF (Optical) Output	—
AES/EBU Output	—
Features
Phantom Power (48V)	Yes
MIDI I/O	1 IN / 1 OUT
Loopback	Yes
DSP Effects	—
Direct Monitoring	Yes
Audio Performance
Max Sample Rate (kHz)	192
Max Bit Depth (bit)	24
Preamp Gain Range (dB)	69
DR Input (dB, A-weighted)	116
DR Output (dB, A-weighted)	122
DR (Unknown Conditions)	—
THD+N Mic Input (dB(%), 1kHz)	-100.0dB (0.00100%)
THD+N Output (dB(%), 1kHz)	-112.0dB (0.00025%)
THD+N (dB(%), Unknown)	—
EIN (dBu, A-weighted)	-127
EIN (dBu, Unknown)	—
Measurement Reports	YouTube (external site)
Software & Other
Bundled Software	Ableton Live Lite, Pro Tools Intro+, Cubase LE, Hitmaker Expansion
Notes	Rack-mount 1U 19 inch, Auto Gain, Clip Safe, Air Mode, Harmonic Drive

Focusrite Scarlett 18i20 4th Gen Specs

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