B&C 18SW115-8 18" Neodymium Subwoofer Speaker Driver 3400W 8-Ohm 4.5" Voice Coil
Key Features
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3400 W continuous program power capacity
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116 mm (4.5 in) split winding copper voice coil
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35 - 1500 Hz response
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97 dB sensitivity
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60 mm peak-to-peak excursion before damage
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Neodymium magnet allows a very high force factor and linear excursion
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Double silicone spider with optimized compliance
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Ventilated voice coil gap for reduced power compression
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Aluminium demodulating ring for very low distortion
Specifications
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Nominal Diameter460 mm (18.0 in)
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Nominal Impedance8 Ohm
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Minimum Impedance6.5 Ohm
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Nominal Power Handling1700 W
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Continuous Power Handling3400 W
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Sensitivity97.0 dB
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Frequency Range35 - 1500 Hz
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Voice Coil Diameter116 mm (4.5 in)
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Winding MaterialCopper
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Former MaterialGlass Fibre
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Winding Depth34.0 mm (1.33 in)
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Magnetic Gap Depth14.0 mm (0.55 in)
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Flux Density1.16 T
Parameters
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Resonance Frequency32 Hz
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Re5.3
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Qes0.32
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Qms5.6
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Qts0.3
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Vas187.0 dm3 (6.5 ft3)
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Sd1210.0 cm2 (187.6 in2)
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1.9 %
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Xmax14.0 mm
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Xvar16.0 mm
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Mms275.0 g
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Bl30.3 Txm
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Le1.9 mH
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EBP100 Hz
Mounting And Shipping Info
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Overall Diameter460 mm (18.0 in)
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Bolt Circle Diameter443 mm (17.44 in)
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Baffle Cutout Diameter422.0 mm (16.6 in)
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Depth242 mm (9.5 in)
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Flange and Gasket Thickness16 mm (0.62 in)
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Air Volume Occupied by Driver10.5 dm3 (0.37 ft3)
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Net Weight11.9 kg (26.2 lb)
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Shipping Units1
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Shipping Weight13.7 kg (30.2 lb)
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Shipping Box500x500x300 mm (19.69x19.69x11.81 in)
Service Kit
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RCK18SW1158
