Soundcraft Si Series Cat5 MADI Expansion CardThe MADI I O card can establish a 64 channel MADI input and output to a remote device such as stage rack, another console or Broadcast feed to an OB. A toggle switch allows the card to be switched from 64ch to 56ch mode for compatibility with older MADI devices. By adding option cards to the Soundcraft Si range of digital consoles, you can interface your desk with a multitude of digital systems. The Si range of consoles features a versatile 128