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