The vectorscope enables you to monitor the color signals.
Vectorscopes
While the waveform monitor presents a graphic display of the black and white information in a picture (its luminance), a vectorscope presents a graphic display of the color information in a picture (its chrominance).
Reading the Vectorscope
Production people must know the basics of reading and operating the vectorscope. Like the waveform display, a vectorscope displays signal patterns for scan lines on a CRT. Both the waveform monitor and the vectorscope continuously display 525 lines (one video frame) 30 times every second.
The vector display is round, with both black and white located in the center. The little loop in the signal to the left of center (at the 9 o'clock position) ...
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