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