Basic TV Technology, 4th Edition

The electrical paths can be diagrammed

Analog Sync Flow Diagrams

Where do the various sync, drive, and blanking pulses go? The easiest way to illustrate the paths of these components is by using flow diagrams. Flow diagrams are very handy things to be able to read. They use geometric shapes to represent various pieces of equipment, and lines to represent the wires that connect the equipment. Flow diagrams enable you to see how the various components of a video system are integrated electronically. Most studios are designed using flow diagrams since, if something needs to be changed, it's much easier to erase something on a diagram and draw a new line before a studio is built than it is to rip out a wall to add a new cable after the studio has ...