SB Acoustics |
SB12PACR25-4-COAX |
Coaxial driver with two entries |
Sold by piece |
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Brand SB Acoustics |
TLHP code SB12PACR25-4-COAX |
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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
General |
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Product type | Coaxial driver with two entries |
Brand | SB Acoustics |
Informations |
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Product manufacturer range | 4 inch, PAC / Aluminium, Coaxial |
Nominal impedance | 4+4 ohm |
Dimensional category | 4.5 inch |
Manufacturer sensitivity | 87 | 87 dB |
Calculated sensitivity | 84.62 dB |
Nominal power handling | 30 | 10 W |
Recommended min cutoff frequency | 2600 Hz |
Fundamental parameters |
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Sd | 45 cm² |
Mms | 5.7 gr |
Cms | 1430 µm/N |
Rms | 0.4 kg/s |
Le | 0.25 mH |
Re | 3.1 | 3 ohm |
BL | 4 T.m |
Small signal parameters |
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Fs | 56 | 1300 Hz |
Qes | 0.38 |
Qms | 5.16 |
Qts | 0.35 |
Vas | 4.1 L |
Datas |
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Flux density | 1.03 | 0.97 T |
Xmax | ±5 mm |
Calculated Xmax | ±6.67 mm |
EBP | 147 Hz |
Fs / Qts | 160 Hz |
Vas * Qts² | 0.51 L |
Calculated efficiency | 0.19 % |
Weight | ~0.86 kg |
Dimensions |
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Voice coil diameter | 1 | 0.49 inch |
Winding depth | 15 | 1.2 mm |
Gap height | 5 | 1.5 mm |
Outside diameter | 122 mm |
Baffle cutout diameter | 102 mm |
Depth | 69.3 mm |
Front thickness | 4.9 mm |
Depth after front | 59 mm |
Diamètre aimant (mm) | 80 mm |
Shape & Materials |
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Front chape | Cylindrical |
Magnet type | Ferrite |
Basket masterial | Plastic |
Winding material | CCAW (Copper-clad aluminium wire) |
Voice coil former | Glass fiber |
Surround shape | One roll |
Surround material | Rubber |
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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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.