An Overview of Filters in A Crossover Network | GBC ET Technician
high-pass-filter
Buy Sound Town METIS Series 2400 Watts 18 Powered Subwoofer with Class-D Amplifier, 4-inch Voice Coil, High-Pass Filter (METIS-18PWG) Online in Saint Helena, Ascension and Tristan da Cunha. B098MC89ZN
SUB-1Rev.2 Active Subwoofer Low Pass Filter High Quality Freq.50Hz~235Hz + 45Hz Bass Boost - Motronix