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Audio Post Production Knowledge Base
equipment
archival
technologies
Phasing
Phasing is a steady or variable cancellation of frequencies created when two copies of identical program material are combined with very small variations in timing. The timing variations that cause phasing are up to approximately 1/2 a video frame apart. When the timing variation between the 
Vinegar Syndrome
Vinegar Syndrome is an indicator of a complex chemical process caused by the decomposition of the acetate film base of certain types of mags and audiotapes. Over time, this deterioration process yields acetic acid (or vinegar) as a pungent byproduct, giving this syndrome its distinctive odor and
Lt/Rt
Lt/Rt (Left total / Right total) stereo indicates two channels of program that exist as an encoded matrix of four discrete source channels. When Dolby® decoded, the two-channel matrix will play back as LCRS (left, center, right, surround). Lt/Rt tracks are also designed to sound natural in a two
