Effective Audio-Visual is a user's handbook for anyone who needs to know more about audio-visual equipment & techniques. The book discusses AV techniques such as overhead projection, slide-tape, multi-image, film, video & the increasing use of the computer. Inthis extensively re-written third edition the computer is shoen to be not only the basis of computer graphics & interactive AV, but also essential to the effective use of traditional methods, & fast becoming an effective sho delivery platform in its own right.