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Metric Halo ULN-8 mk IV Specs

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Metric Halo ULN-8 mk IV is an audio interface with MHLink (Gigabit Ethernet) x2 + USB-C connectivity. Inputs include 8 mic preamps, 8 line inputs, and 2 Hi-Z inputs. Outputs include 8 main outputs and 1 headphone output. It supports up to 192 kHz / 24-bit, 48V phantom power, loopback, onboard DSP, and direct monitoring. Measured performance includes 118 dB dynamic range (input). Reference price: $6,995.

Audio interface specs: Metric Halo ULN-8 mk IV
SpecMetric Halo ULN-8 mk IV
General
CategoryHigh-End
Reference Price (USD)$6,995
Supported OSmacOS/Windows
ConnectionMHLink (Gigabit Ethernet) x2 + USB-C
Inputs
Mic Preamps8
Combo Inputs (XLR/TRS)
Line Inputs8
RCA Input
Hi-Z Inputs2
ADAT Input (ch@48kHz)
Optical Ports (Input)
S/PDIF (Coax) Input
S/PDIF (Optical) Input
AES/EBU Input8
Outputs
Analog Main Output8
Analog Line Output
RCA Output
Headphone Output1
ADAT Output (ch@48kHz)
Optical Ports (Output)
S/PDIF (Coax) Output
S/PDIF (Optical) Output
AES/EBU Output8
Features
Phantom Power (48V)Yes
MIDI I/O1 IN / 1 OUT
LoopbackYes
DSP EffectsYes (DSP/FPGA Hybrid, 100+ Plugins)
Direct MonitoringYes (18sample latency)
Audio Performance
Max Sample Rate (kHz)192
Max Bit Depth (bit)24
Preamp Gain Range (dB)90
DR Input (dB, A-weighted)118
DR Output (dB, A-weighted)
DR (Unknown Conditions)
THD+N Mic Input (dB(%), 1kHz)
THD+N Output (dB(%), 1kHz)
THD+N (dB(%), Unknown)
EIN (dBu, A-weighted)
EIN (dBu, Unknown)-130.5
Measurement ReportsManufacturer (external site)
Software & Other
Bundled SoftwareMetric Halo Production Bundle + DSP Bundle (100+zero- latencyplug-ins)
Notes128ch/64 bus mixer, MHLink network, DB25connector, 0.5d B-step gain