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I'm most likely wrong on labeling the other switches as being GFCI, but the MCB (miniature circuit breaker) switch is definitely the one that tripped. Here's a picture of our actual panel. What I assume are GFCI switches are the three bigger ones that are black/yellow. And here is a...

Could RF interference travel through cabling/lines? I assumed that was an issue OTA? I've already tested where I connected the TV or PC monitor to an unaffected circuit line in a bedroom with an extension cable, placed the unit right in front of the bathroom, flicked the light switch multiple...

@bernardgreen Thanks for the reply. Would you happen to know why it took a couple months before the mcb would trip so badly as to blow out my computer psu? That's something I'm having a difficult time understanding, and wondering if the AV receiver installation exposed something that had...

Hey all, This will be a lengthy OP, but I'm trying to get as much information out as possible to get the trimmings away from the meat of the problem. I'm a straight-up novice in the electrical department, even though my brother is an electrical engineer-- he lives back in Los Angeles, and...