One of the most difficult types of power problem to understand, diagnose, and resolve is the Ground Loop. All types of equipment are susceptible to this type of problem: medical, industrial, and data ...

One of the benefits of USB is the ability to power a remote device through the USB port. However, the ground wire within the USB cable can create a ground loop path in some industrial applications ...

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 ...

Having problems with your process controls and electrical instrumentation? The source may be a grounding disturbance known as a ground loop. According to the ANSI/ IEEE Standard Dictionary of ...

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 ...

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 ...

You've just connected your system and there's a buzz or hum that won't go away. You're running your gear through power conditioners and you're beating your head against the wall trying to figure out ...

[CreativeLab] bought a cheap arbitrary waveform generator and noted that it only had a two-pin power cord. That has its ups and downs. We feel certain the intent was to isolate the internal switching ...