You bought a $300 appliance of dubious value and didn't get the $7 outlet tester that I recommended here ? This issue is different from what I posted before. Actually all the outlets in the house are not grounded, but that's not the issue, I tried making a temp grounding with connecting a wire to t...

I sometimes but not all times find that my PSU is making a intermittent sparking clicking popping whatever sound, it's definitely not coil whine nor fan rattling, something like electric arcing or static electricity sound. When it does it, it does more loudly and frequently when under load. I have s...

You seem to have tested a lot of the top end from all the good brands. I would probably follow with The new Corsair HXi series, there are 760/860/1000W versions, made by flextronics (if im not mistaken) It seems to me that the more high-end psu is the more possible it gets high pitched noise. If th...

Seasonic has a long tradition to make high pitched noise, I used to have a Corsair AX860 which is OEM by Seasonic has high pitched noise, and I just tried the Seasonic Platinum 1050 W, it has too.

So far I have tried Seasonic Platinum 1050W, EVGA SuperNOVA P2 1000 W(OEM Super Flower), Antec HCP1000 (OEM Delta), Corsair AX860i (OEM Flextronics), all of them have some high pitched noise. Don't assume it's coming from somewhere else, I have eliminated other possible sources like motherboard and ...