Denmark P.M.K double-layer mica high-strength diaphragm, high compliance, high bubble folding ring, high damping dust cap, Fs and Qts very low, very good low frequency response, full bass, and strong sense of power.
High-performance ferrite external magnetic magnetic circuit structure, high-strength and wide-side anti-covering iron basin frame. Kapton voice coil frame without eddy current loss and high temperature resistant SV line voice coil, ultra-long stroke linear displacement design, high power, large dynamics, and low distortion.
This unit is suitable for low-frequency units in household Hi-Fi three-way phase inverted floor-standing speakers, and can also be used as ultra-low units in active and passive ultra-low frequency speakers.