Key concepts from luthier Ervin Somogyi's formidable 2-volume book set, The Responsive Guitar, are presented in this enlightening DVD. Lecturing to fellow luthiers at the Healdsburg Guitar Festival, Ervin explores the theoretical mechanics of making a steel-string or classical guitar optimally responsive to the player. Aimed at the serious student of luthierie, the disc provides a fascinating glimpse of the wealth of information in Somogyi's books.
Contents in brief: The guitar: what is it, exactly? • The guitar as an air pump • Structural engineering vs. monocoque engineering • Stiffness to weight ratios of guitar materials What is the guitar supposed to do? • Monocoques: bracing as an organizer of vibrational modes • The monopole, the cross dipole and the long dipole • Steel-string and classical guitars need to do different things Just how does the guitar do it? • The Cube Rule • X and fan bracing: strategies for manipulating vibrational action • Impedance: resistance to the rate of energy discharge • The guitar back: letting the soundbox breathe Voicing the soundbox Q & A session Somogyi guitar demo with Todd Hallawell Sample pages from The Responsive Guitar books
Ervin Somogyi is a renowned California guitarmaker and lutherie instructor whose instruments are prized for their extraordinary voicing and astounding craftsmanship. His approach and philosophy of lutherie are the result of over 40 years of acoustic guitarmaking.
This DVD is not region-specific, and is intended for worldwide viewing.