B&C 8" 400 Watt 8 Ohm Neodymium Woofer Driver - 8NW51

Overview

Features

• 400 W continuous program power capacity
• 51 mm (2 in) copper voice coil
• 70 - 3000 Hz response
• 96.5 dB sensitivity
• Neodymium ring magnet assembly
• Shorting copper cap for extended HF response
• Ventilated voice coil gap for reduced power compression

Specifications

• Nominal Diameter: 200 mm (8.0 in)
• Nominal Impedance: 8 Ω
• Minimum Impedance: 7.7 Ω
• Nominal Power Handling: 200 W
• Continuous Power Handling: 400 W
• Sensitivity: 96.5 dB
• Frequency Range: 70 - 3000 Hz
• Voice Coil Diameter: 51 mm (2.0 in)
• Winding Material: Copper
• Former Material: Glass Fibre
• Winding Depth: 19.0 mm (0.73 in)
• Magnetic Gap Depth: 10.0 mm (0.4 in)
• Flux Density: 1.3 T

Design

• Surround Shape: Double Roll
• Cone Shape: Exponential
• Magnet Material: Neodymium Ring
• Spider: Single
• Pole Design: T-Pole
• Woofer Cone Treatment: TWP Waterproof Both Sides

Mounting and Shipping Info

• Overall Diameter: 225 mm (8.8 in)
• Bolt Circle Diameter: 210 mm (8.3 in)
• Baffle Cutout Diameter: 187.0 mm (7.4 in)
• Depth: 100 mm (4.0 in)
• Flange and Gasket Thickness: 11 mm (0.4 in)
• Air Volume Occupied by Driver: 1.1 dm3 (0.04 ft3)
• Net Weight: 3.0 kg (6.6 lb)
• Shipping Units: 1
• Shipping Weight: 3.45 kg (7.61 lb)
• Shipping Box: 255x255x150 mm (10.04x10.04x5.91 in)

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