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 ...

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 ...

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 ...

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 am setting up a home theater system and as soon as I connect the HDMI cable between the receiver and the TV, I get a nasty 60 hz hum through my subwoofer.<BR><BR>The TV is on a separate outlet than ...

If you have connected your computer to your home entertainment system and heard a speaker hum, you may need to get rid of background interference caused by differences in electrical resistance between ...

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 ...