Figure 2-1.
Time display of pulse count system
b. The SMPTE/EBU time code is more accurate because it is recorded on a
special videotape track that is displayed directly over the videotape image
on the screen (figs 2-2 and 2-3).
(1) SMPTE/EBU Time Code Reader. The SMPTE time code identifies each
television frame by hour, minute, second, and frame number.
After 29
frames, the seconds are advanced by 1 digit (there are 30 frames to a
second). The time code is an electronic signal recorded on the address code
track or the cue track.
(2) SMPTE/EBU Lock Screen Display.
The time code can be keyed
directly over the image of the videotape for off-line editing.
This way,
each frame displays its time-code address.
Figure 2-2.
SMPTE/EBU Time Code Reader
Figure 2-3. SMPTE/EBU Time Code
Screen Display
22
Previous Page
