Start with the most important part your sourse record, or digital it’s the most important for Everything good or bad starts there once detail is lost it cannot
be made up downstream , your node is a big weak spot god for the streamer
signal upgrade your source a big upgrade l please remember 1/4 or less goes into
the component ,being an audio dealers and in sales over 30 years
that is the truth cables many times mark up from the mfg ,Thst is why spending more on a sourse and then speakers is monies well spent .