HP FBT 38CM 4 OHMS 500W 40-2000HZ 99DB

Specifications : Nominal Diameter : 380 mm (15'') Nominal Impedance : 8 ohms Minimum Impedance : 6,7 ohms Continuous Power Handling : 1000W Nominal Power Handling (AES) : 500W Sensitivity (1W/1m) : 99 dB Frequency Range : 40 - 2000Hz Voice Coil Diameter : 76 mm (3'') Winding Material : Copper Former Material : Glass Fibre Magnet Material : Neodymium Inside Slug Winding Depth : 17,5 mm (0,68'') Magnetic Gap Depth : 10,5 mm (0,4'') Flux Density : 1,25 T Surround Shape : Triple Roll Cone Shape : Exponential Magnet Type : Neodymium Inside Slug Spider : Single Pole Design : Straight Pole Recommended enclosure vol : 100 dm3 Recommended tuning freq. : 47 Hz Fs : 37 Hz Re : 5.3 ohms Qes : 0.24 Qms : 4.5 Qts : 0.22 Vas : 195 dm3 Sd : 855 cm2 EtaZero : 4.1 % Xmax : +- 7 mm Xvar : +- 9 mm Mms : 96 g Bl : 22.5 Txm Le : 1.5 mH EBP : 154 Hz Overall Diameter : 393 mm Bolt Circle Diameter : 374 mm Baffle Cutout Diameter : 354 mm Depth : 171 mm Flange and Gasket Thickness : 16 mm Air volume occupied by driver : 3.5 dm3 Net Weight : 4.6 kg Service kit : RCK15NDL768