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STLF-12VS
Key Features
Description
The ASTONE STLF-12VS is a 12” universal replacement driver for PA/DJ speakers and subwoofers; it is compatible with the ASTONE PA speakers & subwoofers and speakers of other brands which need a 12” low-frequency driver. The woofer comes with 8-ohm impedance and has a frequency range of 38 Hz - 2 kHz. It is built in a steel chassis and has a paper cone with cloth edge. With 250W RMS power handling capability, the STLF-12VS delivers massive and deep bass and makes a great replacement woofer for your 12-inch PA speakers or subwoofer cabinet. |
Specifications
Details
| Model |
STLF-12VS |
Resonance | 38Hz |
| Nominal Basket Diameter | 12" |
Frequency Response |
38Hz - 2kHz |
| Nominal Impedance | 8Ω | Sensitivity | 94±3dB |
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Power Rating |
250W RMS | Magnet Weight | 50oz |
| Peak Power | 500W Peak | Voice Coil Diameter | 2" VC (4 layers) |
Thiele & Small Parameters
| Resonant Frequency (fs) | 38Hz | Compliance Equivalent Volume (Vas) | 115.2 liters |
| DC Resistance (Re) | 4.8Ω | Mechanical Compliance of Suspension (Cms) | 0.321 mm/N |
| Mechanical Q (Qms) | 3.799 | BL Product (BL) | 17.32 Tm |
| Electromagnetic Q (Qes) | 0.244 | Diaphragm Mass Inc. Airload (MMs) | 74.61 g |
| Total Q (Qts) | 0.229 | Surface Area of Cone (Sd) | 509.6 cm2 |
Mounting Information
| Efficiency Bandwidth | 140 | Baffle Hole Diameter | 11.0", 280mm |
| Sealed | 13.6 liters / 0.345 cu.ft. | Installation Position Diameter | 11.65", 296mm |
| Vented | 20.58 liters / 0.726 cu.ft. | Mounting Holes Diameter | 8-0.26"x0.35", 6.5x9mm |
| Overall Diameter | 12.3", 312mm | Net Weight | 9.02lbs, 4.1kg |
| Depth | 5.55", 141mm |
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Materials of Construction
| Coil Construction | Round copper | Cone Composition | Paper cone |
| Coil Former | Aluminum | Cone Edge Composition | Cloth edge |
| Magnet Composition | Ferrite | Dust Cap Composition | Paper cap |
| Basket Materials | Steel |
Dimension & Weight
| Product Width (in.) | ∅12.3" | Package Width (in.) | 14.5" |
| Product Height (in.) | 5.6" | Package Height (in.) | 7.6" |
| Product Depth (in.) | --" | Package Depth (in.) | 13.3" |
| Product Weight (lb.) | 9.0 lbs | Package Weight (lb.) | 11.1 lbs |
Warranty/Certifications
| Manufacturer Warranty | 1 year |