B&C Speakers |
8CX21 |
8CX21-8+8 |
ALT008CX218 |
Coaxial driver with two entries |
Sold by piece |
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Brand B&C Speakers |
Model 8CX21 |
TLHP code 8CX21-8+8 |
Manufacturer code ALT008CX218 |
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Product type Coaxial driver with two entries |
Sales packaging Sold by Piece |
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If you want to purchase more than the quantity in stock, have a look at the supply time below :
Indicative average supply lead time: 4 weeks
400 W continuous program power capacity
100° nominal coverage
75 - 20000 Hz response
94 dB sensitivity
34.5 mm (1.35") HF unit exit diameter
XO-1 dedicated crossover network
General |
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Product type | Coaxial driver with two entries |
Brand | B&C Speakers |
Reference | 8CX21 |
Product code | ALT008CX218 |
Informations |
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Nominal impedance | 8+8 ohm |
Dimensional category | 8.5 inch, 9 inch |
Manufacturer sensitivity | 94 | 101 dB |
Calculated sensitivity | 93.77 dB |
Nominal power handling | 200 | 50 W |
Bandwidth | 75÷20000 Hz |
Recommended min cutoff frequency | 2200 Hz |
Fundamental parameters |
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Sd | 220 cm² |
Mms | 21 gr |
Le | 1.2 mH |
Re | 5.2 ohm |
BL | 11.5 T.m |
Small signal parameters |
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Fs | 74 Hz |
Qes | 0.39 |
Qms | 4.1 |
Qts | 0.36 |
Vas | 15 L |
Datas |
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Flux density | 1.1 | 1.45 T |
Xmax | ±5 mm |
Calculated Xmax | ±1.3333 mm |
EBP | 190 Hz |
Zmin | 6.1 ohm |
Zmin N°2 | 7.2 ohm |
Fs / Qts | 206 Hz |
Vas * Qts² | 1.95 L |
Efficiency | 1.5 % |
Calculated efficiency | 1.5 % |
Weight | ~4 kg |
Dispersion | 100° x 100° |
Horn technology | Speaker cone |
Dimensions |
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Voice coil diameter | 2 | 1.46 inch |
Winding depth | 8 mm |
Gap height | 16 mm |
External dimensions | 210 | 225 mm |
Baffle cutout diameter | 187 mm |
Front thickness | 11 mm |
Depth after front | 124 mm |
Shape & Materials |
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Front chape | Non cylindrical |
Magnet type | Ferrite |
Basket masterial | Aluminium |
Winding material | Copper |
Voice coil former | Kapton |
Winding material | Aluminium |
Diaphragm material | Polyester |
This system is only available for technical questions. For questions of prices, availability of products and deadline thank you to send your request by the contact page.
This product is under manufacturer's warranty. This warranty protect you for the manufacturing defaults. The warranty does not protect for abnormal use of the product.