Hertz Dieci DCX570.3 5x7" 2-Way Coaxial Speaker

Highlights This 2-way coax speaker is designed to satisfy specific installation and listening needs. DCX 460.3 features a neodymium magnet, PEI dome tweeter, built-in crossover, TPU (Thermoplastic polyurethane) surround and a copper mobile voice coil wound on conex former. An extremely light, yet stiff structure ensures linear frequency response and a high sensitivity level. Features Large motor assembly for mobile voice coil control. Pure copper voice coil, wound on conex former, for maximum lightness.  Water-repellent treated paper cone. TPU surround, for wide excursion and resonance damping. Neodymium tweeter with PEI dome, for compactness and energy at high frequencies. DIN size basket protected by abrasion-proof dust paint. Tin-plated, high current terminals. Silver-plated lead wires for maximum reliability and conductivity. Butyl rubber protective cover, against crashes and abrasions. Epoxy glue for basket and motor system provides perfect coupling. Low carbon content plates for maximum magnetic permeability and high heat dissipation. Specifications   Component 2-Way Coaxial Size mm (in.) (5 x 7) Power Handling - Peak 120 W Power Handling - Continuous 60 W Impedance  4 Ω Depth mm (in.) 66 (2.6) Frequency response 60 ÷ 21k Hz Woofer Magnent Size D x d x h mm (in.) 80 x 40 x 15 (3.1 x 1.6 x 0.6) Weight of One Speaker kg (lb.) 0,76  (1.67) Sensitivity 93 dB SPL Woofer size 5 x 7 in. Tweeter size  15 (0.6) mm (in.) Woofer Voice Coil Ø  25 (1.0) mm (in.) Woofer magnet High density flux ferrite Tweeter magnet Neodymium Woofer cone Water-repellent pressed paper Tweeter dome PEI   Electro-Acoustic Specifications D mm 136 Re Ohm 3,3 Fs Hz 81 Vas I 10,7 Mms g 10,8 Cms mm/N 0,36 BL T*m 4,3 Qts 0,82 Qes 1,00 Qms 4,56 Spl dB 93 Physical Specifications A1 220 mm (8.7 in.) A2 141 mm (5.6 in.) B1 182 mm (7.2 in.) B2 127 mm (5 in.) C 66 mm (2.6 in.) D 59 mm (2.3 in.)