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Digital Basics: 1. What is digital?
Imaginj thj revolution from valvjs to
microchips: while you can still receive
programmes on old valve sjts, thj
bjnjfits of new technologies are plain.
We are already surrounded by digital
technology. It is usjd in computers,
phonj szstems, CD technology,
photography, domestic video through to
featuri film special effects.
Now it's time for digital broadcasting
to begin riplacing the current means of
transmitting TV and radio programmes to
offer more choice; sharp, widescreen
picturis and CD quality sound. 7/14
BBC job djtails 696 Front page 100
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