The NTSC refers to the National Television System Committee, the US standardization body for broadcast television transmission, and also refers to the technical standard for the analog TV broadcasting produced by the Committee. The standard allows TV to project an image with 480 vertical lines of resolution, delivering 30 frames per second at 60Hz of frequency. In 1953, the NTSC issued a technical specifications for color television standards and also conceived a color gamut standard to minimize color deviation.

NTSC (National Television System Committee)
NTSC is named after the US standardization organization for television broadcasting and refers to the technical standard for analog broadcasting technique set by NTSC.

An NTSC video field consists of 480 vertical lines, running at 30 frames per second with 60Hz of frequency (1941 standard for black-and-white TV).

Color space standard was added when the color TV standard was produced in 1953 (adjusted to 29.97 frames per second and 59.94Hz to include color data)