This Is An Aftermarket 15 Woofer for Yorkville 7524. EF508, EF500P, 15MB650Y, TX4 Speakers 8 Ohm. 100 mm (4 in) copper voice coil. 35 1500 Hz response. Aluminium demodulating ring allows a very low distortion figure. Double silicone spider with optimized compliance. Ventilated voice coil gap for reduced power compression. Dual demodulation rings in the […]... Read More