wrist band

I have read on how to ground myself, but there are some things i would like to know. I found out I could plug in one of those laptop DC chargers and touch the metal part. But does the switch on the outlet have to be off or on? I have read that the psu is plugged in but its switch OFF, but what...

Hello, the crackle and pop is constant, it almost sounds like interference. I get it through my speakers, headphones, and my wireless headphones through the optical cable so it makes me think it is my PC that is causing it. I tried switching the power strip everything is plugged into, and that...