News for hackers. Stuff that matters.

A comment on Ask HN: What is your “I don't care if this succeeds” project?. Parent comment

Re:Ask HN: What is your “I don't care if this succeeds” proj... by user_7832 on Thursday February 10, 2022 @09:27PM (#30296087)
Hi, could you explain why this happens normally? Isn't the output neutral line of the DC charger supposed to be pretty much 0/ground anyway? Or is it that the neutral is a few volts off the ground?
[ Parent | on HN ]
Re:Ask HN: What is your “I don't care if this succeeds” proj... by FriedPickles on Thursday February 10, 2022 @11:35PM (#30297027)
I wish I could, but I honestly don't know. All I know for sure is that using the ground pin 100% fixes it. If anybody on here could explain it, I'd be super grateful!
[ Parent | on HN ]
Re:Ask HN: What is your “I don't care if this succeeds” proj... by zczc on Friday February 11, 2022 @02:47AM (#30298320)
There are filtering capacitors between mains and ground, see https://www.edaboard.com/threads/capacitors-between-power-an...
[ Parent | on HN ]