A video signal that has no luminance or chrominance components (except burst) but contains all the other elements of a video signal. Black burst is the reference signal commonly used for timing audio and video samples.
Video waveform without video elements. Includes the vertical sync, horizontal sync and chroma burst information. Black burst is used to synchronize video equipment to align the video output. One signal is normally used to setup an entire video system, or facility. Sometimes it is called "house sync". Black burst generator Special device for calibrating video equipment by generating a composite video signal with a totally black picture. This black burst signal is used to synchronize video equipment to provide vertical interval switching. It also provides black level and chroma burst information for maintaining uniform video levels and color information.
Active video signal that has only black in it. The black portion of the video signal, containing color burst. See also color burst.