2

Foundations of television

Of course, digital television didn’t just spring fully formed from the ground! Instead it owes much to its analogue precursors. No one can doubt digital television represents a revolution in entertainment but, at a technological level, it is built on the foundations of analogue television. More than this, it inherited many presumptions and constraints from its analogue forebears. For this reason, an understanding of analogue television techniques is necessary to appreciate this new technology; hence the inclusion of this chapter. You will also find here a brief description of the psychological principles that underlie the development of this new television technology.

A brief history of television

The world’s first ...

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