Book/DVD pack. Explains tap tuning and how to use it to obtain the very best tonal qualities when building acoustic string instruments. Begins with a treatise on musical acoustics and takes you through the various steps in the process of tuning the soundboard, backboard, and air chamber of an instrument. Includes an exploration of the tools and equipment needed, methods to excite tones in the instrument, how to make necessary changes, and how to achieve consistency and repeatability. Focuses on tap tuning as it relates to mandolins, guitars, banjos, violins, ukuleles, dulcimers, more. The DVD includes demonstrations of the acoustic phenomena described in the text. 48 pp.