Ever so often something revolutionary happens in the A/V world that changes it forever. In the 80s, it was CD, the 90s followed with DVD, 2000’s iPod and portable storage devices. These technologies ...

That's the test-equipment hardware challenge. Equally or more important is knowing how to make the measurements. The plusses and minuses of simply measuring audio amplitude take up a page and a half ...

The author is senior development engineer for Wheatstone Corp. There’s nothing like a little audio performance testing to cap off a hectic week at the station, especially if you don’t have to haul out ...

I decided to write this article the first time I saw another writer say "HDMI is digital - it either works or it doesn't." Then I saw that statement get repeated over and over. The problem is that ...

When specifying cooling equipment, engineers are faced with myriad decisions affecting performance and layout. One critical consideration is the noise emitted. As population density rises in major ...

Only completely defined performance specifications are helpful when comparing products. Audio signals are judged good or bad by the way they sound, not by their rise time, pulse width, or voltage ...