Are you old enough to remember growing up with no more than three or four TV stations to watch…and something called a test pattern when the stations were not broadcasting? Yes, TV actually signed off ...

CRTs don’t last forever, and neither do the electronics that drive them. When you have a screen starting to go wonky, then you need a way to troubleshoot which is at fault. A great tool for that is a ...

Before streaming and 24/7 programming, there was a time when TV stations actually signed off for the night. Yeah, unbelievable. You'd be watching a late movie or dozing through infomercials, and then, ...

Occasionally, we get to catch a glimpse of the hidden tests that ensure our technology-infused world runs smoothly: color bars on TV or blocks of “lorem ipsum” gibberish text. There’s a fascinating ...

The picture on a TV set used to be the combined product of multiple analog systems, and since TVs had no internal diagnostics, the only way to know things were adjusted properly was to see for ...