For the love of all that is holy put an RCA long blackplate in the input section. As many as you can in as many spots but get some NOS glass in there - I promise Riveras reflect changes greater than a lot of amps.
So really the name means XXX XXX XXX? Or is it supposed to just be the Triple, and XXX is just a logo? I don't know what the fuck is going on. Sounds great though