Book excerpt: First published in 2006. This guide is an A to Z trade reference aimed at music students, technophiles and audio-video computer users. The world of music technology has exploded over the last decades thanks to introductions of new digital formats. At the same time there has been a renaissance in analog high fidelity equipment and resurgent interest in turntables, long playing records and vintage stereo systems. Music students, collectors and consumers will appreciate the availability of a guide to all things musical in the technological universe.