michael chuaMay 5, 2018PRO DRIVERS12", 212, Radian, Woofer Radian 212-8 Thiele / Small Parameters Ported Box 75 liters. F3=47Hz Ported Box 100 liters. F3=40Hz Ported Box 150 liters. F3=35Hz Bandpass Box 90 liters. F3=40Hz-120Hz
