O'Reilly logo

How Video Works, 3rd Edition by Vance Piccin, Diana Weynand

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

9Digital Scopes

Just as the change from analog to digital has caused significant changes to the video signal, it has also caused similar changes to the way that we measure the video signal. Scopes have changed from oscilloscopes to computer generated graphic displays of the video signals. Some of these instruments take the same stand-alone form as their predecessors. Others, called rasterizers, separate the electronics and display. The advantage of the second format is that a much larger display can be set to show several different displays simultaneously (Figure 9.1).

Figure 9.1 Stand-alone Scope vs Electronics plus Monitor Display

Figure 9.1 Stand-alone Scope vs Electronics plus Monitor Display

The Digital ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required