8MB720-8 8 inch Woofer Midbass Driver High Power Octragon Shape 250 Wrms 500 Watt Peak 8 Ohm Weather Protected Cone 2" Voice Coil

The 8-inch ceramic midbass driver, model 8MB720, delivers outstanding linearity, high power handling (500 W program power), minimal distortion, and reduced power compression. It features a 51mm (2 in) voice coil utilizing Interleaved Sandwich Voice coil (ISV) technology. The cone is treated to withstand harsh weather conditions. This driver is an excellent option for high-performance compact three-way systems. FEATURES - Average sensitivity of 99.5 dB SPL 1W-1m - Program power handling of 500 W - 51 mm (2 in) Interleaved sandwich voice coil - Weather-protected cone and coated plates - Appropriate for high-performance three-way systems DESIGN - Surround Shape: Triple roll - Magnet Material: Ferrite - Recommended Enclosure: 10.0 dm³ (0.35 ft³) - Recommended Tuning: 120 Hz SPECIFICATIONS - Nominal Impedance: 8 - Minimum Impedance: 6.3 - Nominal Power Handling: 250 W - Continuous Power Handling: 500 W - Sensitivity: 99.5 dB - Frequency Range: 150 - 3500 Hz - Voice Coil Diameter: 51 mm (2.0 in) PARAMETERS - Resonance Frequency: 108 Hz - Re: 5.2 - Qes: 0.35 - Qms: 4.6 - Qts: 0.32 - Vas: 9.0 dm³ (0.32 ft³) - Sd: 227.0 cm² (35.19 in²) - : 3.1 % - Xmax: 2.25 mm - Xvar: 3.0 mm - Mms: 18.0 g - Bl: 13.4 Txm - Le: 0.11 mH - EBP: 308 Hz MOUNTING AND SHIPPING INFO - Overall Diameter: 225 mm (8.86 in) - Bolt Circle Diameter: 210 mm (8.27 in) - Baffle Cutout Diameter: 186.0 mm (7.32 in) - Depth: 105 mm (4.13 in) - Flange and Gasket Thickness: 11 mm (0.43 in) - Net Weight: 4.6 kg (10.14 lb) - Shipping Weight: 4.2 kg (9.26 lb) - Shipping Box: 235x235x150 mm (9.25x9.25x5.91 in)