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Articles on filmmaking technique, production planning, and industry knowledge.
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Tag: Audio Sync
Post-Production9 min read
What to Do When Your Audio and Picture Are Out of Sync in the Edit
Covers the four root causes of audio-picture sync drift in the edit -- sample rate mismatch, frame rate conflicts, timecode breaks, and import offset errors -- with a diagnosis and fix workflow for each cause.
Audio SyncPost-ProductionEditing
Post-Production12 min read
Timecode Drift: Why Your Audio and Picture Fall Out of Sync Over a Long Recording
Every timecode generator uses a crystal oscillator with a small frequency tolerance measured in parts per million. Over a long recording day, that tolerance accumulates into real frames of drift between your audio and picture. Here is the math and the on-set fix.
TimecodeAudio SyncDrift