genlock

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genlock

[′gen‚läk]
(electronics)
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

genlock

(GENerator LOCKing) Synchronizing multiple video signals from cameras, video recorders and external sources. Genlock emits a signal for each frame, and professional video equipment has a dedicated sync port for this function. A frame's timecode is also used for synchronization; however, the clocks in each device may not be 100% precise, and recordings can drift.
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