My music server (an old desktop PC) finally died and I'm looking to build a new box to replace it. Due to the age of my receiver, I need the new server to output digital audio via an S/PDIF coaxial ...

I am looking to connect my amp AIYIMA A07 to my TV Hisense 55hg8 h8g. Only problem is that the TV only has a output audio port using digital audio out with a optical cable. The amp only takes rca in.