500 WATTS High Power 38.1cm (15”) Low Frequency Speaker
Extended low frequency, ideal for Cinema Screen and for use in professional high power full range speaker systems. Aluminium die-cast frame with gold plated push type heavy duty terminals. GLASS FIBRE former voice coil for withstanding high temperature. 10.16cm (4”) Edge-wound copper wire voice coil for higher SPL.
Power Rating 500W RMS Nominal Diameter 380mm (15”) Nominal Impedance 8Ω Sensitivity (1W/1m ) 97dB Magnet Weight 2.85kg Resonant Frequencey (Fs) 33Hz DC resistance (Re) 5Ω Electromagnetic Q (Qes) 0.34 Mechanical Q (Qms) 4.32 Total Q (Qts) 0.32 Compliance Equivalent Volume (VAS) 221Litr Surface Area of Cone (Sd) 830cm2 Reference Efficiency (ηo) 2.28% Voice Coil 4.0” Moving Mass (Mms) 107.17gm BL Product (BL) 18TM Coil Inductance (Le) 1.09mH Overall Diameter 387 mm Depth 158 mm Baffle Hole Diameter 354 mm Bolt Mount Diameter (PCD) 369 mm (8 Bolts) Weight 9.00kg
