We are well aware that composite NTSC video (and PAL video as well) consists of a wideband luminance signal and two chrominance signals of much lower bandwidth that are modulated onto a subcarrier, ...

Those of us who cover the consumer electronics beat are concerned about a potential major problem with the upcoming high-definition optical disc formats. It doesn?t matter whether it?s Blu-ray Disc or ...

Natural phenomena that we perceive as images are analog in nature. The camera's analog transducers transform the original analog information into an analog electrical signal, e.g. voltage. Analog ...

Roger is a long-time tech journalist with many site credits including AppleInsider and Android Authority. His specialties include everything from Apple, Android, and Windows devices through to ...