Chapter 4: Pro Tools | MTRX II Front and Back Panels
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Thunderbolt 3 Option Card
Two USB-C type connectors for connecting Thunderbolt 3/USB-C. The two connectors 1 and 2 have the same functionality one can be
connected to the computer and the other to an additional audio interface for expansion or to a standard USB-C peripheral device
(non-audio functionality).
Coaxial BNC for MADI
Coaxial BNC connector for input and output of MADI signals via 75Ohm Coax cables.
Coaxial BNC for Sync
Coaxial BNC connector for Clock input synchronization and Word Clock output. The input clock format can be Word Clock or Video
Black Burst (VBB).
A high-speed Thunderbolt 3 cable should be used for interconnection. The cable should be Thunderbolt 3 20 Gbps or 40 Gbps USB-C
cable and preferably Intel Certified.