Prima 210W Woofer 165mm

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AP 6.5 feature a 32 mm pure copper voice coil, for high power handling and outstanding low frequency control. All the woofer don't employ any filter, to maximize efficiency: the do me profile has been optimised with Klippel R & amp;D Scan Vibrometer to obtain a calibrated mechanical low-pass cut-off frequency. The surround features the exclusive shallow Triple Wave profile, for maximum excursion linearity. Features: 32 mm pure copper mobile voice coil, for high power handling and outstanding low-frequency control. Water-repellent treated paper cone, featuring a profile developed with FEM (Finite Element Method) simulation technology and optimized with the Klippel R&D Scan Vibrometer. No passive crossover is required to maximize efficiency: the cone is optimized with the Klippel R&D Scan Vibrometer to obtain a calibrated mechanical low-pass cut-off frequency. Reduced mounting depth, providing ease of installation in OEM placements.TPU (Thermoplastic Polyurethane) surround, featuring the exclusive shallow “Triple Wave” profile, for maximum excursion linearity. Compact basket, protected by abrasion-resistant and scratch-proof coating, the motor is affixed with damping epoxy adhesive. High current fast-on terminal with double contact on positive and negative poles for high flexibility and quick connection. The terminal features a temperature-resistant plastic cover, protecting it against accidental short circuits. Size 165 mm Power Handling - Peak 210 W Power Handling - Continuous 70 W Impedance 4 Ohm Frequency Response 60 ÷ 5k Hz Voice Coil Ø 32 mm Woofer Qes 0,8 Xmax 2.5 mm D 129 mm Re 3.1 Ohm Fs 80 Hz Vas 7.6 l Mms 12 g Cms 0.31 mm/N BL 4.7 T•m Qms 4.7 Qts 0.7 Le Standard 0.23 mH Spl 93.5 dB Show more