Last month, we covered unshielded twisted pairs (UTP) to carry audio. The highest-quality UTP is computer cable, premise/data cable. It's called Cat 5, Cat 5e or Cat 6. Cat 5 has been around for more ...

Passive-to-active UTP systems accommodate cable runs of up to 3,000 feet. Good-quality gain equalization compensates for cable loss, supporting high-resolution systems or digital head ends.