Grounding of electrical systems is an often forgotten yet important design consideration. Issues with proper grounding can be complicated, confusing, and downright frustrating to solve. So much so ...

Has anyone had any experience using HDMI fiber optic converters/extenders? I have a weird ground loop problem in my system which I traced back to my HTPC. I get hum whenever I join the grounds between ...

As shown in Figure 1, this issue had been previously addressed during pre-internet times in EDN of January 18, 1990 but a further detailed look at the idea is warranted thirty-four years later. Figure ...

I can't seem to get my CATV feed grounded well enough to prevent ground loop noise on the audio and video from my PC (which is in another room). I grabbed the el-cheapo Radio Shack audio ground loop ...

To maximize the quality of your audio when you’re producing a live event, it’s important to assess your signal carefully all the way through the chain, as I discussed in my May/June 2015 article How ...

When designing or installing the cables for a video transmission system, one assumption that engineers commonly make is that the local earth grounds of both ends of the cable are the same. When ...

Ground Loop Isolator Yesterday we reported on Apple's instructions for eliminating the humming or buzzing noise coming from Power Mac G4 Mirrord Drive Door systems. J Brown delivers a source for the ...