I recently set up a cheap little A/V system with parts my friend gave me. It sounds pretty good, but when I attach my VCR (still have one...) to the input on my Sony TA-AX380 control amp, I get a ...

The ultimate goal of sound and image reproduction is realism — the kind that creates suspension of disbelief in the listener or viewer. And nothing breaks the spell like background buzz during a quiet ...

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 ...

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 ...

These magical creatures crop up out of nowhere and fry your electronics or annoy your ear holes. Understanding them will doubtless save you money and hassle. The ground loop in a nutshell is what ...

Your new plasma HDTV is beautifully hung on the wall. The cables are run behind the drywall and under the floor to an equipment rack built into an unused closet space. The speakers are a recessed bit ...

Some of the simplest solutions to annoying hum in computer speakers involves just checking all the connections and making sure everything is plugged in tight. Audio cable transmits sound as ...

The first test you should perform if you’re having a ground loop hum in your audio feed is to pull out all of your sources. If you still have hum, the noise is coming in through the power. If the hum ...