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B&C 8CX21 8" Professional Coaxial Speaker 100 x 100 8 Ohm

B&C Speakers
Part #294-5763

B&C 8CX21 8" Professional Coaxial Speaker 100 x 100 8 Ohm

B&C Speakers
Part #294-5763  
Model: 8CX21
The B&C 8CX21 8" coaxial speaker's optimized driver alignment delivers the coherency and focus expected from a point source design.
Key Features
  • Coaxial HF driver with 1.4" voice coil, polyester diaphragm, and 100° nominal coverage
  • High-energy ferrite magnets on LF and HF components
  • Copper-wound 2" woofer voice coil ensures good power handling
  • 2.2 kHz recommended crossover point
  • Use with passive or active crossover (not included)
Your Price: $222.14
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MSRP: $370.23
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Overview

B&C 8CX21 8" Professional Coaxial Speaker 100 x 100 8 Ohm

B&C's 8CX21 8" coaxial loudspeaker produces generous amount of low-distortion output despite its compact form factor. The 8CX21 offers resolution and accuracy that are suitable for professional "fill" loudspeakers, stage monitor wedges, studio monitors, or high-efficiency home audio systems. Power handling is 400 watts continuous program, which combined with the driver's high efficiency results in very good maximum output.

The 8CX21's ceramic ferrite LF/HF motor, polyester diaphragm HF driver, and FEA-optimized design produce high output and minimal distortion. In addition to the superior articulation and accuracy of coaxially aligned drivers, the 8CX21 requires very little baffle area compared to separate LF and HF components.

Specifications (Woofer): • Power Handling: 200 watts RMS/ 400 watts continuous program • VC dia: 2" • Le: 1.2 mH • Impedance: 8 ohms • Re: 5.2 ohms • Frequency response: 80 – 4,000 Hz • Fs: 74 Hz • SPL: 94 dB 2.83V/1m • Vas: 0.55 cu. ft. • Qms: 4.1 • Qes: 0.39 • Qts: 0.36 • Xmax: 5 mm

Specifications (Compression driver): • Power handling: 25 watts RMS/ 50 watts continuous program (with recommended crossover of 2,200 Hz/12 dB slope) • VCdia: 1.4" • Impedance: 8 ohms • Frequency response: 2,000 – 20,000 Hz • SPL: 101 dB 2.83v/1m

Dimensions: • Outside diameter: 8.8" • Cutout diameter: 7.4" • Depth: 5.3"

Product Details

BrandB&C Speakers
Model8CX21
Part Number294-5763
UPC848864008806
Unit of MeasureEach
Weight10.5

Product Specifications

Nominal Diameter8"
Bolt Circle Diameter8.3
Power Handling (RMS)200 Watts
Power Handling (MAX)400 Watts
Impedance
Frequency Response75 to 20,000Hz
Sensitivity94dB 2.83V/1m
Voice Coil Diameter2"

Thiele-Small Parameters

Resonant Frequency (Fs)74Hz
DC Resistance (Re)
Voice Coil Inductance (Le)1.2mH
Mechanical Q (Qms)4.1
Electromagnetic Q (Qes)0.39
Total Q (Qts)0.36
Compliance Equivalent Volume (Vas)0.55ft³
BL Product (BL)11.5T·m
Diaphragm Mass Inc. Airload (Mms)21g
Maximum Linear Excursion (Xmax)5mm
Surface Area of Cone (Sd)220cm²

Materials of Construction

Cone MaterialCoated Paper
Voice Coil Wire MaterialCopper
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter8.8"
Baffle Cutout Diameter7.4"
Depth5.3"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.3ft³
Sealed F3167.7Hz
Vented Volume0.5ft³
Vented F376.7Hz

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