Regarding receptacles about a year ago I bought some Voodoo cryoed receptacles. Previously I've owned Oyaide and Furutech. Prefer the Voodoo.
Put your earth spike under an a/c drain, if you have a/c.
This stops drying out in the summer.
New electrical wiring specifications
I have installed a new electrical panel and am going to run 3 dedicated circuits to my audio wall. (40 feet). 2 monoblocks and other components Would like recommendations as to specifications for the electrician as to wire size and type, grounding, receptacles , etc etc etc. thanks