Процессоры
HKAudio Park Audio Turbosound BIG Polarlights Nightsun Allen & Heath Panasonic DeliEffect Philips Technics SANYO JBL Professional Pioneer HALO DiscoEffect ACME Crown (США) APart (Бельгия) Light Studio Electro-Voice OSRAM (Германия) Shure MARTIN (Дания) DB Technologies