NSW4018-8 18" Tour Grade Speaker

  18-inch Tour Grade American Muscle Advanced FEA optimization tools were implemented on this next generation of touring grade worthy subwoofers by Eminence. The result is an extremely long throw, light weight, and exceptionally high power handling driver Applications  Subwoofer | Pro Audio Box Type: Vented | Specifications Download Spec Sheet   Download Cab Design SPECIFICATION Nominal Basket Diameter 18", 457 mm Nominal Impedance* 8 Ω Power Rating* Program Power 3200 W Watts 1600 W Resonance 36 Hz Usable Frequency Range 27 Hz - 1.3 kHz Sensitivity* 96.6 dB Magnet Weight 33 oz. Gap Height 0.5", 12.7 mm Voice Coil Diameter 4", 102 mm THIELE & SMALL PARAMETERS Resonant Frequency (fs) 36 Hz DC Resistance (Re) 5.86 Ω Coil Inductance (Le) 1.54m H Mechanical Q (Qms) 8.46 Electromagnetic Q (Qes) 0.39 Total Q (Qts) 0.38 Compliance Equivalent Volume (Vas) 164.49 liters / 5.81 cu.ft. Peak Diaphragm Displacement Volume (Vd) 1851.1 cc Mechanic