8″ B&C Woofer CL51 8Ω|16Ω

Specifications

Nominal Diameter: 200 mm (8 in)
Minimum Impedance: 6.3 Ω
Continuous Power Handling: 400 W
Frequency Range: 70 Hz – 5000 Hz
Winding Material: Copper
Winding Depth: 17 mm (0.67 in)
Flux Density: 1.15 T
Nominal Impedance: 8 Ω
Nominal Power Handling: 200 W
Sensitivity: 94 dB
Voice Coil Diameter: 51 mm (2 in)
Former Material: Glass Fibre
Magnetic Gap Depth: 8 mm (0.31 in)
Woofer Cone Treatment: WP Waterproof Front Side

Parameters

Fs: 69 Hz
Qes: 0.44
Qts: 0.41
Sd: 220 cm² (34.1 in²)
Xmax: 6.5 mm
Mms: 29 g
Le: 0.5 mH
Re: 5.1 Ω
Qms: 5.6
Vas: 12.5 dm³ (0.44 ft³)
η₀: 0.9%
Xvar: 6 mm
Bl: 12 Tm
EBP: 157 Hz

Design

Surround Shape: Double Roll
Magnet Material: Neodymium Inside Slug
Pole Design: Straight Pole
Recommended Enclosure: 17 dm³ (0.6 ft³)
Cone Shape: Exponential
Spider: Single
Woofer Cone Treatment: WP Waterproof Front Side
Recommended Tuning: 63 Hz

Mounting and Shipping Info

Overall Diameter: 209 mm (8.23 in)
Baffle Cutout Diameter: 186 mm (7.32 in)
Flange and Gasket Thickness: 9 mm (0.35 in)
Net Weight: 1.25 kg (2.76 lb)
Shipping Weight: 1.7 kg (3.75 lb)
Bolt Circle Diameter: 199 mm (7.83 in)
Depth: 96 mm (3.78 in)
Air Volume Occupied by Driver: 1.1 dm³ (0.04 ft³)
Shipping Units: 1 pcs
Shipping Box: 255x255x150 mm (10.04×10.04×5.91 in)

Service Kit

Recone Kit: RCK008CL518
Cone
Gasket
Centering Shims