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by Peter Ward_1 · Posted
Though many of us are familiar with cameras having two ports―a timecode in/out port and a genlock port―we may not consider why both might be needed. Perhaps we dismiss genlock as just a legacy holdover from the times before switchers had built-in frame synchronizers. The terms “sync” and “timecode” are often used interchangeably, and the fact that timecode can be used to sync devices only compounds this confusion. Sync (genlock) is like a beat that calls out when a field (as well as a line with tri-level) occurs, while timecode indexes each