karlgerberplus1 year ago000can i connect this amplifier directly & with an optical cable to my desktop pc? and listen to youtube & spotify through my hi-fi speakers? Show in original language (German)rapoldhans1 year ago • purchased this product000purchased this product Helpful answerYes, the amplifier had an optical input, which is also mentioned in the description.Show in original language (German)Comment1 commenthebatec1 year ago • purchased this product000purchased this productWith this Yamaha A-S501 amplifier, only PCM signals can be fed into this device via the digital (OPTICAL/COAXIAL) sockets.Show in original language (German)Commenti.grossniklaus1 year ago • purchased this product000purchased this productYes, as you can read in the description and see in the pictures. There is a digital input, optical (toslink) as well as coax!Show in original language (German)Comment