After analog video is captured, digitized and transmitted, an even bigger challenge remains: restoring the video image without artifacts or moiré effects to deliver the best possible viewing ...

Back in 2009, the broadcast television industry moved from analog technology to digital, paving the way for many other industries to follow suit. The security industry, for once, was ahead of the ...

Why doesn’t this kind of stuff ever happen to us? One lucky day back in high school, [Dave Sieg] stumbled upon a room full of new equipment and a guy standing there scratching his head. [Dave]’s ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

Former CNET editor Dong Ngo has been involved with technology since 2000, starting with testing gadgets and writing code for CNET Labs' benchmarks. He managed CNET's San Francisco Labs, reviews 3D ...

There seems to be a persistent myth floating around the board rooms of the movie companies and Congress that analog content is the boogie man of music and video piracy. In fact they're so paranoid ...

The big picture: When retro tech obsessive Shelby Jueden pointed a low-cost digital microscope at a decades-old LaserDisc, he didn't just see reflections of light – he uncovered the physical trace of ...

The original video recording method that stores continuous waves of red, green and blue intensities. In analog video, the number of rows is fixed. There are no real columns, and the maximum detail is ...

Following are the encoding variables for the analog NTSC, PAL and SECAM broadcasting and recording formats. For digital formats, see video format. PAL and SECAM are still used in some countries. VHS ...

Noise is defined as an unwanted parasitic signal superimposed on the wanted signal. The effect of the noise on the reproduced picture is expressed as signal-to-noise ratio (SNR). As a signal passes ...

Guitar pedals are designed to take in a sound signal, do fun stuff to it, and then spit it out to your amplifier where it hopefully impresses other people. However, [Liam Taylor] decided to see what ...