BMS |
12S320 |
12S320-8 |
BMS-12S320-8 |
Cone driver |
Sold by piece |
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Brand BMS |
Model 12S320 |
TLHP code 12S320-8 |
Manufacturer code BMS-12S320-8 |
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Product type Cone driver |
Sales packaging Sold by Piece |
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This product is in the process of supply to be in stock.
Reserved on order
Next TLHP reception estimated between Oct 10, 2024 and Oct 17, 2024
98 dB Sensitivity 1 W / 1 m
500 W Power Handling
3" Copper Sandwich Voice Coil for low Power Compression
Double treated Cone for Water Protection
Triple Aluminum demodulating Rings for ultra low Distortion
Optimal for compact 2- or 3-way Systems
General |
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Product type | Cone driver |
Brand | BMS |
Reference | 12S320 |
Product code | BMS-12S320-8 |
Informations |
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Nominal impedance | 8 ohm |
Dimensional category | 12.5 inch |
Frequency coverage type | Sub, Low, Midbass |
Manufacturer sensitivity | 98 dB |
Calculated sensitivity | 96.76 dB |
Nominal power handling | 500 W |
Max power handling | 1000 W |
Bandwidth | 45÷2500 Hz |
Fundamental parameters |
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Sd | 531 cm² |
Mms | 69 gr |
Cms | 176 µm/N |
Le | 0.75 mH |
Re | 5.7 ohm |
BL | 23.3 T.m |
Small signal parameters |
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Fs | 45.4 Hz |
Qes | 0.21 |
Qms | 4.2 |
Qts | 0.2 |
Vas | 69.5 L |
Datas |
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Xmax | ±4.5 mm |
Calculated Xmax | ±7.8333 mm |
EBP | 216 Hz |
Fs / Qts | 227 Hz |
Vas * Qts² | 2.78 L |
Calculated efficiency | 2.98 % |
Weight | ~8.9 kg |
Demodulation ring | Yes |
Dimensions |
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Voice coil diameter | 3 inch |
Winding depth | 19 mm |
Gap height | 10 mm |
Outside diameter | 318 mm |
Baffle cutout diameter | 281 mm |
Depth | 149 mm |
Front thickness | 14 mm |
Depth after front | 135 mm |
Diamètre aimant (mm) | 200 mm |
Shape & Materials |
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Front chape | Cylindrical |
Magnet type | Ferrite |
Basket masterial | Aluminium |
Winding material | Copper |
Surround shape | Double roll |
Surround material | Cloth |
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.
* Frequency Response measured 100 W (28.3 V) at 1 m in a closed enclosure of 50 litre in an anechoic chamber incl. 2nd and 3rd harmonic distortion raised 20 dB.
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.