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