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B&C 8FCX51 8" Professional Coaxial Speaker 100 x 100 8 Ohm

B&C SpeakersPart # 294-5766
Model: 8FCX51
The B&C 8FCX51 8" coaxial transducer is the speaker of choice for high-output professional audio applications, and offers resolution and accuracy worthy of studio monitor or high-efficiency home audio systems.

Key Features

  • Coaxial HF driver with 1.7" voice coil, polyimide diaphragm, and 100° nominal coverage
  • High-energy ferrite magnet shared by LF and HF components
  • Woofer's aluminum-wound 2" voice coil ensures good power handling
  • 1.8 kHz recommended crossover point
  • Use with passive or active crossover (not included)
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Overview

B&C 8FCX51 8" Professional Coaxial Speaker 100 x 100 8 Ohm

B&C's 8FCX51 8" coaxial speaker achieves very high levels of accurate audio reproduction. Point source loudspeakers offer improvements in overall coherency, thanks to optimized driver alignment. The 8FCX51's ceramic motor, polyimide diaphragm HF driver, and FEA-optimized design produce truly professional results.

Product Details

BrandB&C Speakers
Model8FCX51
Part Number294-5766
UPC848864008837
Unit of MeasureEach
Weight12.7

Product Specifications

Nominal Diameter8"
Bolt Circle Diameter8.3
Power Handling (RMS)500 Watts
Impedance
Frequency Response69 to 18,000Hz
Sensitivity96dB 2.83V/1m
Voice Coil Diameter2"

Thiele-Small Parameters

Resonant Frequency (Fs)69Hz
DC Resistance (Re)
Voice Coil Inductance (Le)0.9mH
Mechanical Q (Qms)6.3
Electromagnetic Q (Qes)0.36
Total Q (Qts)0.34
Compliance Equivalent Volume (Vas)0.56ft³
BL Product (BL)11.5T·m
Diaphragm Mass Inc. Airload (Mms)22g
Maximum Linear Excursion (Xmax)6.5mm
Surface Area of Cone (Sd)220cm²

Materials of Construction

Cone MaterialCoated Paper
Voice Coil Wire MaterialAluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter8.8"
Baffle Cutout Diameter7.4"
Depth4.64"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.3ft³
Sealed F3167.9Hz
Vented Volume0.63ft³
Vented F367.4Hz

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