|
Audio Post Production Knowledge Base
archival
equipment
broadcast
digital
anomaly
Loudness
The perceived quality of sound directly correlated to an increase or decrease in amplitude (volume). Loudness is a highly subjective measurement that varies from person to person and is affected by many factors such as frequency, duration and sound pressure levels (SPL). More objective measurements 
Sync-pop
A sync-pop is a 1kHz tone that is exactly one film frame in duration, used for matching picture and sound negatives together. The sync-pop must occur exactly two seconds (or three feet) before the first frame of picture (FFOP) in a film reel. If the picture negative contains a standard Academy
EQ Shift
EQ, or equalization, is the application of a boost or cut to specific frequencies in audio program. The term “EQ shift,” as used in a QC log or report, refers to a sudden audible change in the frequency content of a program. Take, for example, a film in which two characters are having a
