Appendixes
User bits
These are also referred to as “user’s bits”. The user bits are a
V
The portion of the video signal that occurs between the end of one field and the beginning of the next. During this time, the electron beams in monitors are turned off so that they can return from the bottom of the screen to the top without showing tracks of movement on the screen. When the position of
Video gain
Amount of amplification for video signals, expressed in decibels (dB).
VITC
Abbreviation of “Vertical Interval Time Code”. This timecode is inserted in the vertical blanking interval and recorded on the video tracks. It can be read at low speeds and during still playback, but not during
See also “LTC”.
Y signal
See “Luminance signal”.
146 Appendixes