Serial digital interface (SDI) is a family of digital video interfaces first standardized by SMPTE (The Society of Motion Picture and Television Engineers) in 1989. Today, an uncompressed, full bandwidth signal that can be carried on just one wire. Even though it is now being used as the signal of choice for high definition TV, its roots go back many […]
Eugene Bocharov
What Is 4K?
4K has 4 times the number of pixels as 1080p. 4K referred to 4,000 pixels of horizontal resolution for digital cinemas . 4K =4096 x 2160 or 8.8 megapixels. 4K related to HDMI refers to 3840 x 2160 or 8.3 megapixels that is 4 times the 1920 x 1080 or 2.1 megapixel HDTV standards. 4K Extenders , 4k Switchers