When it comes to wiring for anything, the specifics depend on the devices involved and the overall requirement. Audio cabling, in particular, has two basic analog cables, XLR cable, and RCA cable. These are largely for very different scenarios.   The connector on the XLR cable has three pins, whereas the one on the RCA cable only has one. XLR passes balanced audio whereas RCA passes unbalanced audio. This is also where the use case bifurcates. XLR connector also has a latch on it to lock the connection in place. RCA has no such clasp.   Let’s take a look:   Home...