ATC launches SCM20ASL Pro (V2) active and SCM20PSL Pro passive reference nearfield monitors HOLLYWOOD, CALIFORNIA, USA: specialist British loudspeaker drive unit and complete sound reproduction system manufacturer ATC is proud to announce that film and video games composer Stephen Barton, music scoring mixing engineer extraordinaire Alan Meyerson, and Grammy® award-winning mastering engineer Gavin Lurssen professionally pooled their formidable resources and talents to ..