Vertical Interval TimecodeTimecode. A means of recording SMPTE timecode or other timecodetimecode into the vertical blanking interval on a high-end, pro video recorder, offering the advantage of being readable even when the tape is not moving. As the VITC signal is recorded by the rotary heads, it must be recorded at the same time as the video signal, whereas timecodetimecode signals recorded on a VTR’s linear audio tracks can be striped either before or after the video picture is recorded.