- Roger T. Dean
(b Sydney, May 4, 1969). Australian guitarist. He first played drums, but while a rabbinical student, influenced by a mixture of Jewish mystical components and the music of John Coltrane, Cecil Taylor, and others, he changed to guitar. He performed in particular with Rob Avenaim (percussion, electronics, sampling), for example in the rock-noise group Phlegm (formed 1993), and also with the pianist Max Lyandvert in Ear Rational Music. The latter group involved Eddie Bronson (a member of the earlier and influential band Free Kata), whom Ambarchi had met through his rabbinical studies and who had been another early influence. From 1994 Ambarchi coordinated a series of improvising large ensembles, often based on John Zorn’s conceptual “game” piece Cobra. Following a series of small-scale recordings, often involving studio manipulation of their playing, he released a major work with Avenaim, The Alter Rebbe’s Nigun (1998). In the late 1990s he focused intensively on unaccompanied solo performance and made a series of recordings on European labels, mainly recorded in real-time (rather than involving studio manipulation), and with analogue rather than computer processing. He uses an array of effects units linked to create varied timbres....