1975, Santa Cruz, CA: Two TASCAM 4-track reel-to-reel decks with tape threaded between them. Outputs of second machine patched to four individual speaker channels. Sometimes these outputs were fed back to the first machine, sometimes not. -- ______________________________________________________________ Richard Zvonar, PhD (818) 788-2202 http://www.zvonar.com http://RZCybernetics.com http://www.cybmotion.com/aliaszone http://www.live365.com/cgi-bin/directory.cgi?autostart=rz