12″ B&C CLX64

General

Nominal Diameter: 320 mm (12 in)
Nominal Impedance: 8 Ω
Frequency Range: 54 Hz – 18000 Hz
Dispersion Angle: 60 °

Specifications LF Unit

Nominal Diameter: 320 mm (12 in)
Nominal Impedance: 8 Ω
Minimum Impedance: 6.6 Ω
Nominal Power Handling: 250 W
Continuous Power Handling: 500 W
Sensitivity: 96 dB
Voice Coil Diameter: 64 mm (2.5 in)
Winding Material: Copper
Former Material: Kapton
Winding Depth: 14.5 mm (0.57 in)
Magnetic Gap Depth: 8 mm (0.31 in)
Flux Density: 0.9 T
Woofer Cone Treatment: WP Waterproof Front Side

Specifications HF Unit

Nominal Diameter: 320 mm (12 in)
Nominal Impedance: 8 Ω
Minimum Impedance: 7.8 Ω
Nominal Power Handling: 70 W
Continuous Power Handling: 140 W
Sensitivity: 106 dB
Recommended Crossover: 1.2 kHz
Voice Coil Diameter: 51 mm (2 in)
Winding Material: Aluminum
Inductance: 0.14 mH
Flux Density: 1.6 T
Diaphragm Material: HT Polymer

Design

Magnet Material: Neodymium Ring
Woofer Cone Treatment: WP Waterproof Front Side

Parameters

Fs: 54 Hz
Re: 5.6 Ω
Qes: 0.61
Qms: 10.1
Qts: 0.57
Vas: 74 dm³ (2.61 ft³)
Sd: 522 cm² (80.91 in²)
η₀: 1.82 %
Xvar: 5.5 mm
Mms: 45.3 g
Bl: 11.86 Tm
Le: 0.54 mH
EBP: 89 Hz

Mounting and Shipping Info

Overall Diameter: 313 mm (12.32 in)
Bolt Circle Diameter: 298 mm (11.73 in)
Baffle Cutout Diameter: 282 mm (11.1 in)
Depth: 164 mm (6.46 in)
Flange and Gasket Thickness: 9 mm (0.35 in)
Net Weight: 3.2 kg (7.05 lb)
Shipping Units: 1 pcs
Shipping Weight: 4.5 kg (9.92 lb)
Shipping Box: 425x425x224 mm (16.73×16.73×8.82 in)

Service Kit

HF Replacement Diaphragm: MMD5508
LF Recone Kit: RCK12CLX648
Cone
Gasket
Dust Cap
Wooterprof Treatment
Centering Shims

Specification PDF