Glossary Definition for Color Subcarrier

Definition

A modulated carrier, added to a television signal, to carry the color components.

Examples: In NTSC television, a 3.579545MHz color subcarrier is quadrature-modulated by two color-difference signals and added to the luminance signal. The PAL television standard uses a subcarrier frequency of 4.43362MHz.

See: Video Basics

Synonyms

• 3.579545MHz
• chroma

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