By Genlock synchronization is a method of aligning the video signals from multiple cameras so they operate in perfect phase with one another, ensuring frame-accurate timing across all devices. Unlike timecode, which simply stamps each frame with a matching reference number, genlock actually controls the cameras’ internal clocks to sync their sensor readouts and frame generation at the hardware level.
If you’ve been shooting stills and recently moved into video production, especially multi-camera setups, you’ve probably heard genlock mentioned alongside timecode and wondered whether you actually need it. The short …
