color-phase alternation

color-phase alternation

[′kəl·ər ‚fāz ȯl·tər′nā·shən]
(communications)
The periodic changing of the color phase of one or more components of the chrominance subcarrier between two sets of assigned values after every field in a color television system. Abbreviated cpa.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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