Beyma |
21QLEX1600Fe |
21QLEX1600FE-8 |
121QLEX16FE8 |
Cone driver |
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Brand Beyma |
Model 21QLEX1600Fe |
TLHP code 21QLEX1600FE-8 |
Manufacturer code 121QLEX16FE8 |
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Product type Cone driver |
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General |
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Product type | Cone driver |
Brand | Beyma |
Reference | 21QLEX1600Fe |
Product code | 121QLEX16FE8 |
Informations |
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Nominal impedance | 8 ohm |
Dimensional category | 21 inch |
Frequency coverage type | Sub, Low |
Manufacturer sensitivity | 98 dB |
Calculated sensitivity | 96.29 dB |
Nominal power handling | 1600 W |
Max power handling | 3200 W |
Bandwidth | 30÷1000 Hz |
Fundamental parameters |
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Sd | 1734 cm² |
Mms | 388 gr |
Cms | 72 µm/N |
Rms | 16.2 kg/s |
Le | 4 mH |
Re | 5.4 ohm |
BL | 36.4 T.m |
Small signal parameters |
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Fs | 30 Hz |
Qes | 0.3 |
Qms | 4.5 |
Qts | 0.28 |
Vas | 309 L |
Datas |
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Xmax | ±13 mm |
Calculated Xmax | ±13.5 mm |
Xvar, Xmech, Xlim | ±30 mm |
EBP | 100 Hz |
Zmin | 6.3 ohm |
Fs / Qts | 107 Hz |
Vas * Qts² | 24.23 L |
Efficiency | 2.7 % |
Calculated efficiency | 2.67 % |
Weight | ~17.1 kg |
Air volume occupied by the driver | 11.5 L |
Demodulation ring | Yes |
Dimensions |
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Voice coil diameter | 4 inch |
Winding depth | 32 mm |
Gap height | 15 mm |
Outside diameter | 545 mm |
Baffle cutout diameter | 492 mm |
Depth | 266 mm |
Shape & Materials |
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Front chape | Cylindrical |
Magnet type | Ferrite |
Basket masterial | Aluminium |
Winding material | Copper |
Surround shape | Triple roll |
Spider material | Siliconed polycoton |
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.
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* Frequency response measured with loudspeaker standing on infinite baffle in anechoic chamber