Beyma |
BF8R |
BF8R-8 |
608BFR8 |
Cone driver |
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Brand Beyma |
Model BF8R |
TLHP code BF8R-8 |
Manufacturer code 608BFR8 |
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Product type Cone driver |
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This 8 inch model with acoustic suspension and extremely long coil allows considerable movement of the membrane for reproducing the deepest bass with no distorsion or colouring. It can be used both in a hermetically sealed cabinet and in bass-reflex housing, in two or three way systems, for household application,s and small size monitors.
100 W program power.
90 dB, 2,83V @ 1m sensitivity.
Extended controlled displacement: Xmax ± 5,7 mm.
Foam surround for extended bass response.
Smooth and flat response and low distortion.
Suited for bass and midbass applications, sealed or vented small cabinets.
Steel basket.
Ferrite magnet.
General |
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Product type | Cone driver |
Brand | Beyma |
Reference | BF8R |
Product code | 608BFR8 |
Informations |
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Nominal impedance | 8 ohm |
Dimensional category | 8 inch |
Frequency coverage type | Sub, Low, Midbass |
Manufacturer sensitivity | 90 dB |
Calculated sensitivity | 87.63 dB |
Nominal power handling | 50 W |
Bandwidth | 30÷6000 Hz |
Fundamental parameters |
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Mms | 21 gr |
Le | 0.8 mH |
Re | 5.5 ohm |
Small signal parameters |
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Fs | 52 Hz |
Qes | 1.1 |
Qms | 5.56 |
Qts | 0.92 |
Vas | 29.6 L |
Datas |
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Xmax | ±5.7 mm |
EBP | 47 Hz |
Fs / Qts | 57 Hz |
Vas * Qts² | 25.06 L |
Efficiency | 0.36 % |
Calculated efficiency | 0.37 % |
Weight | ~1.4 kg |
Dimensions |
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Voice coil diameter | 1 inch |
Outside diameter | 206 mm |
Baffle cutout diameter | 183 mm |
Front thickness | 5 mm |
Depth after front | 81 mm |
Diamètre aimant (mm) | 90 mm |
Shape & Materials |
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Front chape | Cylindrical |
Magnet type | Ferrite |
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.
* On axis frequency response measured with loudspeaker standing on infinite baffle in anechoic chamber