B&C 10 FCX64 10" Coax, Ferrit

500 W continuous program power capacity
70° nominal coverage
65 - 18000 Hz response
95 dB sensitivity
33 mm (1.3”) HF unit exit diameter

SPECIFICATIONS
Nominal Diameter - 250 mm (10.0 in)
Nominal Impedance - 8 Ω
Minimum Impedance LF - 6.4 Ω
Minimum Impedance HF - 7.0 Ω
Frequency Range - 65 - 18000 Hz
Dispersion Angle - 70 °
Magnet Material - Ceramic

SPECIFICATIONS LF UNIT
LF Sensitivity - 95.0 dB
LF Nominal Power Handling - 250 W
LF Continuous Power Handling - 500 W
LF Voice Coil Diameter - 64 mm (2.5 in)
LF Winding Material - Copper
LF Flux Density - 0.96 T
Former Material - Kapton
Winding Depth - 13.0 mm (0.51 in)
Magnetic Gap Depth - 8.0 mm (0.31 in)

SPECIFICATIONS HF UNIT
HF Sensitivity - 104.0 dB
HF Nominal Power Handling - 80 W
HF Continuous Power Handling - 160 W
HF Voice Coil Diameter - 65 mm (2.5 in)
HF Winding Material - Aluminium
HF Flux Density - 1.6 T
Diaphragm Material - Titanium
Recommended Crossover - 1.2 kHz
Inductance - 0.15 mH

PARAMETERS
Resonance Frequency - 63 Hz
Re - 5.5 Ω
Qes - 0.44
Qms - 7.9
Qts - 0.42
Vas - 25.0 dm3 (0.89 ft3)
Sd - 320.0 cm2 (49.1 in2)
η₀ - 1.4 %
Xmax - 5.5 mm
Xvar - 6.0 mm
Mms - 37.0 g
Bl - 13.4 Txm
Le - 1.2 mH
EBP - 143 Hz

MOUNTING AND SHIPPING INFO
Overall Diameter - 261 mm (10.3 in)
Bolt Circle Diameter - 245 mm (9.6 in)
Baffle Cutout Diameter - 230 mm (8.8 in)
Depth - 140 mm (5.51 in)
Flange and Gasket Thickness - 11 mm (0.43 in)
Net Weight - 5.65 kg (12.8 lb)

SERVICE KIT
Service Kit LF - RCK10FCX648
Replacement diaphragm - MMD620TN8M