15-inch loudspeaker system is used for live sound, dance, music and speech reinforcement. The 15-inch low frequency driver with a 64 mm diameter edgewound ribbon voice coil which provides more cross-sectional wire area in the voice coil gap than round wire designs, for greater efficiency and power handling. High-voltage capacitors and inductors with massive cores and heavy gauge wire enable the crossover network to handle high power without saturating.