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