| Specifications   Nominal Diameter   Nominal Impedance   Minumum Impedance   Power Handling   380 mm (15 in)   8 Ω   6.6 Ω   (50 –500 Hz)   Nominal1   700 W   1400 W   97 dB   Continuous Program2   Sensitivity (1W/1m)3   Frequency Range   Voice Coil Diameter   Winding Material   Former Material   40-2000 Hz   100 mm (4 in)   Copper   Glass Fibre   21 mm (13/16 in)   9 mm (19/32 in)   1.15 T   Winding Depth   Magnetic Gap Depth   Flux Density   Also available in 4 Ω, data upon request   4 Thiele & Small Parameters   Fs   Re   39 Hz   5.3 Ω   Qes   Qms   Qts   Vas   0.3   7.4   0.29   112 dm3 (4 ft3)   Sd   855 cm2 (132.5 in2)   2.9%   η0   X max   X var   Mms   Bl   8 mm   6.5 mm   123 g   15 PZB 40 | Woofer   24.3 T·m   2.4 mH   Le   Very long excursion 15" woofer with 1400W power handling for   subwoofer application. A special 4" voice coil using proprietary high   temperature adhesives and an optimized magnet assembly   guarantee a superb LF dynamic range with a very low distortion   figure. A double spider with optimized compliance ensures excellent   mechanical stability even in the hardest working conditions.   Mounting and Shipping Information   Overall Diameter   Bolt Circle Diameter   Baffle Cutout Diameter   Depth   Flange and Gasket Thickness   Net Weight   394 mm (15.5 in)   374 mm (14.6 in)   355 mm (13.9 in)   171 mm (6.7 in)   16 mm (5/8 in)   12.5 kg (27.5 lb)   13.8 kg (30.4 lb)   450x450x200 mm   (17.7x17.7x8 in)   Shipping Weight   Shipping Box   1 2 hours test made with continuous pink noise signal (6 dB crest factor) within the   specified range. Power calculated on rated minimum impedance. Loudspeaker in   free air.   2 Power on Continuous Program is defined as 3 dB greater than the Nominal rating.   3 Applied RMS Voltage is set to 2.83V for 8 ohms Nominal Impedance. Average   SPL from 200 to 2000Hz.   4 Thiele-Small parameters are measured after a high level 20 Hz sine wave precon-   ditioning test.   Download from Www.Somanuals.com. All Manuals Search And Download.   |