The proper connections would be:
RME MADI out –> 75 ohm BNC cable –> H9000 MADI in.
H9000 MADI out –> 75 ohm BNC cable –> RME MADI in.
Perfect. Thanks for your help! I’ll just order the BNC cables then and save a few bucks, not having to buy T-connectors and resistors.
