Cable Reference Guide - Audio Intervisual Design, Inc.

AppendixDigitalLiterally “using digits”. A Computer is a typical digital device.Digital AudioDisplayDrop FrameEBUEdit Decision List (EDL)EDLERREXT VIDFilterFoleyFormatFrameFrame LockAudio signal that has been converted (digitized) into a stream ofbinary numbers for storing or transmitting, that are equivalent tothe original analog audio signal.Numeric display. Time Code/Message Display.Drop frame is one of the two SMPTE code types, and is the NTSCcolor television standard. When using this code type, 108 specificframe numbers are “dropped” for each hour of time code. See theAppendix for more detailed time code information.EBU time code is a 25-frame code running at 25 fps.A list, either on paper or in computer memory, of time codeaddresses indicating successive scenes of source video footage thatmake up a complete program.See Edit Decision List.Error or offset error. Indicates that the display shows thedifference between the actual position of the machine in relationto where the system expects it to be.A source of external video sync used by the synchronizer as atiming reference. Can be color black, black burst, color bars orcomposite sync.A digital or analog process which has the effect of removingunwanted frequencies from an audio signal.The process of adding incidental sounds, such a footsteps, doorslams, etc., to a video program or motion picture.See Time Code Format.A single image on a motion picture film or a television pictureformed from two interlaced fields. One complete video scanningcycle, one complete SMPTE time code word.Frame lock maintains synchronization between the Master andSlave transports, using the position information available in thetime code address.Frame RateThe number of frames that go by in one second of audio, film orvideo tape. Film and different types of video all have differentframe rates.30 30 fr/s Monochrome TV, & audioMicro Lynx06/22/00 A-35