B&C R12NW76 Recone Kit for 12NW76 12" Neodymium Woofer 1000W 8-Ohm ( RCK12NW76 )
Key Features
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1000 W continuous program power capacity
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76 mm (3 in) copper voice coil
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40 - 2000 Hz response
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98.5 dB sensitivity
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Neodymium ring magnet assembly
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Aluminium demodulating ring allows a very low distortion figure
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Ventilated voice coil gap for reduced power compression
Specifications
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Nominal Diameter 320 mm (12.0 in)
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Nominal Impedance 8 Ohms
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Minimum Impedance 6.9 Ohms
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Nominal Power Handling1 500 W
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Continuous Power Handling2 1000 W
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Sensitivity3 98.5 dB
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Frequency Range 40 - 2000 Hz
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Voice Coil Diameter 76 mm (3.0 in)
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Winding Material Copper
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Former Material Glass Fibre
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Winding Depth 19.0 mm (0.75 in)
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Magnetic Gap Depth 11.0 mm (0.43 in)
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Flux Density 1.3 T
Parameters
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Resonance Frequency 40 Hz
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Re 5.3 Ohms
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Qes 0.17
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Qms 3.7
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Qts 0.16
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Vas 76.0 dm3 (2.7 ft3)
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Sd 522.0 cm2 (80.9 in2)
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2.8 %
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Xmax 8.0 mm
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Xvar 10.0 mm
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Mms 77.0 g
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Bl 25.5 Txm
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Le 1.25 mH
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EBP 235 Hz
Mounting And Shipping Info
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Overall Diameter 315 mm (12.4 in)
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Bolt Circle Diameter 298 mm (11.7 in)
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Baffle Cutout Diameter 283.0 mm (11.1 in)
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Depth 147 mm (5.8 in)
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Flange and Gasket Thickness 14 mm (0.55 in)
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Air Volume Occupied by Driver 2.5 dm3 (0.08 ft3)
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Net Weight 4.9 kg (10.8 lb)
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Shipping Units 1
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Shipping Weight 5.8 kg (12.79 lb)
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Shipping Box 360x360x200 mm (14.17x14.17x7.87 in)
Service Kit
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RCK12NW768
