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STLF-1504-4
Key Features
Description
The ASTONE STLF-1504-4 is a 15" universal replacement woofer for PA/DJ speakers; it is compatible with the ASTONE PA subwoofers and subwoofers of other brands which need a 15" low-frequency driver. The woofer comes with 4-ohm impedance and has a frequency range of 35 Hz - 2 kHz. It is built in a pressed steel chassis and has a paper cone with cloth edge. With 450W RMS, 900W peak power handling capability, the STLF-1504-4 delivers massive and deep bass and makes a great replacement woofer for your 15-inch PA subwoofers. |
Specifications
Details
| Model |
STLF-1504-4 |
Resonance | 35Hz |
| Nominal Basket Diameter | 15" |
Frequency Response |
35Hz - 2kHz |
| Nominal Impedance | 4Ω | Sensitivity | 98±3dB |
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Power Rating |
450W RMS | Magnet Weight | 100oz |
| Peak Power | 900W Peak | Voice Coil Diameter | 4" VC |
Thiele & Small Parameters
| Resonant Frequency (fs) | 33Hz | Compliance Equivalent Volume (Vas) | 478.53 liters |
| DC Resistance (Re) | 3.8Ω | Mechanical Compliance of Suspension (Cms) | 433.8 mm/N |
| Mechanical Q (Qms) |
1.336 |
BL Product (BL) | 14.39 Tm |
| Electromagnetic Q (Qes) | 0.244 | Diaphragm Mass Inc. Airload (MMs) | 76.86 g |
| Total Q (Qts) | 0.206 | Surface Area of Cone (Sd) | 881 cm2 |
Mounting Information
| Efficiency Bandwidth |
113 |
Baffle Hole Diameter | 13.7", 348mm |
| Sealed | 46.3 liters / 1.635 cu.ft. | Installation Position Diameter | 14.8", 376mm |
| Vented | 71.53 liters / 2.53 cu.ft. | Mounting Holes Diameter | 8-0.24"x0.35", 6x9mm |
| Overall Diameter | 15.2", 386mm | Net Weight | 18.88lbs, 8.58kg |
| Depth | 7.13", 181.1mm |
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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.) | ∅15.2" | Package Width (in.) | 16.3" |
| Product Height (in.) | --" | Package Height (in.) | 16.3" |
| Product Depth (in.) | 7.1" | Package Depth (in.) | 8.9" |
| Product Weight (lb.) | 18.9 lbs | Package Weight (lb.) | 22.8 lbs |
Warranty/Certifications
| Manufacturer Warranty | 1 year |