Faital Pro 8FE200 4 Ohm 8" Woofer Speaker - 95dB Sensitivity, Midbass Driver for Car Audio & Home Theater Replacement - Perfect for DIY Speaker Projects and Professional Sound Systems

* Nominal Diameter 200 mm (8 in) * Overall Diameter 209.2 mm (8.24 in) * Bolt Circle Diameter 196.9 mm (7.75 in) * Baffle Cutout Diameter 178 mm (7.01 in) * Depth 89 mm (3.50 in) * Flange and Gasket Thickness 8 mm (0.31 in) * Net Weight 2.2 kg (4.7 lb) * Shipping Box: (Single Carton Box) 227 x 224 x 113 mm; (8.9 x 8.8 x 4.4 in) * Shipping Weight 3 kg (6.6 lb) * * Nominal Impedance 4 Ohm * Minimum Impedance 3.6 Ohm * AES Power Handling (1) 130 W * Maximum Power Handling (2) 260 W * Sensitivity (1W/1m) 95 dB * Frequency Range 60hz-5000 Hz * Voice Coil Diameter 37 mm (1.46 in) * Winding Material Al * Former Material Kapton * Winding Depth 11.9 mm (0.47 in) * Magnetic Gap Depth 8 mm (0.31 in) * Flux Density 1 T * Magnet Ferrite Ring * Basket Material Steel * Cone Surround (3) Triple Roll * NET Air Volume filled by Loudspeaker 0.6 dm-3 (0.021 ft-3) * Spider Profile 1x constant height waves * THIELE AND SMALL PARAMETERS * Fs 80 Hz * Re 3 Ohm * Qes 0.47 * Qms 8.7 * Qts 0.45 * Vas 15.8 dm-3 (0.56 ft-3) * Sd 209 cm-2 (32.44 in-2) * Xmax (4) 4.62 mm * Xdamage (5) 10.4 mm * Mms 15.3 g * Bl 7 N/A * Le 0.25 mH * Mmd 11.9 g * Cms 0.26 mm/N * Rms 0.9 kg/s * Eta Zero 1.67 % * EBP 170 Hz * * PART NUMBER (P/N): Faston Terminals - 4 Ohm Version 02004056 NOTES: * (1) 2 Hours Test According to AES 2-1984 Rev. 2003 * (2) Maximum power is defined as 3dB greater than nominal power. * (3) Treated Polycotton * (4) Xmax= [(winding depth - magnetic gap depth)/2] + (magnetic gap depth/3) * (5) Maximum excursion before permanent damage *