HERTZ DCX690.3 Coaxial 3-Way Car Speakers with Linearity and Wide Dispersion

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6 x 9 3-WAY COAXIAL CAR SPEAKERS - HERTZ An authentic 3-way coax capable of reproducing a wide frequency spectrum.The DCX 690.3 car audio coaxials uses an oversized magnetic group, TPU (Thermoplastic polyurethane) surround, a 60 mm diameter midrange and a PEI dome tweeter. The result is linearity, wide dispersion and extra-ordinary efficiency not found in traditional coax components. An involving, emotional sound, even at high SPL levels. Includes speaker grille. An authentic 3-way coax capable of reproducing a wide frequency spectrum.The DCX 690.3 car audio coaxials uses an oversized magnetic group,TPU (Thermoplastic polyurethane) surround, a 60 mm diameter midrange and a PEI dome tweeter. The result is linearity, wide dispersion and extra-ordinary efficiency not found in traditional coax components. An involving, emotional sound, even at high SPL levels. 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. 60mm paper tweeter with ferrite magnet. Supertweeter 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. Technical Specifications Frequency: 45Hz to 21KHz Depth: 77mm Impedance: 4? Re 3.4 Power: 90Wrms Pmax :180Wmax Power (RMS): 51-100 Watt Zn: 4 Coil: 25mmØ Weight: 0.95kg Fs: 66Hz Re: 3.4? Vas: 25.7L Mms: 16.5g Cms: 0.35mm/N Qes: 1.55 Qms: 4.06 Qts: 1.12 Sensitive 93dB Show more