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STLF-12120A
Key Features
Description
The ASTONE STLF-12120A is a 12” universal replacement driver for PA/DJ woofers. It is compatible with ASTONE PA speakers (subwoofers) and compatible with other brand speakers with a 12” subwoofer. The subwoofer comes with a 8-ohm impedance and has a frequency range of 45-2K Hz with sensitivity of 100dB. It has a built-in cast aluminum chassis and has a paper cone with cloth edge. With 500W RMS power handling capability, the STLF-12120A delivers a massive and deep bass, and makes a great replacement woofer for your 12-inch PA/DJ speakers or subwoofer cabinets. |
Specifications
Details
| Model | STLF-12120A | Resonance | 40Hz |
| Nominal Basket Diameter | 12" |
Frequency Response |
40Hz-2KHz |
| Nominal Impedance | 8Ω | Sensitivity | 96±3dB |
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Power Rating |
500W RMS | Magnet Weight | 120 OZ |
| Peak Power | 1000W Peak | Voice Coil Diameter | 4.0" VC |
Thiele & Small Parameters
| Resonant Frequency (fs) | 40Hz | Compliance Equivalent Volume (Vas) | 25.36 Ltr |
| DC Resistance (Re) | 7.1Ω | Mechanical Compliance of Suspension (Cms) | 54.5 mm/N |
| Mechanical Q (Qms) | 2.91 | BL Product (BL) | 21.56 Tm |
| Electromagnetic Q (Qes) | 0.685 | Diaphragm Mass Inc. Airload (MMs) | 106.3 g |
| Total Q (Qts) | 0.554 | Surface Area of Cone (Sd) | 572.5 cm2 |
Mounting Information
| Overall Diameter | 12.3", 313 mm | Mounting Holes Diameter | 8-0.275", 8-7 mm |
| Depth | 4.6", 117 mm | Net Weight | 22.4 lbs, 10.2 kg |
| Baffle Hole Diameter | 11.1", 283mm | Shipping Weight | 25.5 lbs, 11.6 kg |
| Installation Position Diameter | 11.5", 292mm |
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 | Die Cast Aluminum |
Dimension & Weight
| Product Width (in.) | ∅12.3" | Package Width (in.) | 15.4" |
| Product Height (in.) | --" | Package Height (in.) | 7.7" |
| Product Depth (in.) | 4.6" | Package Depth (in.) | 15.4" |
| Product Weight (lb.) | 22.4 lbs | Package Weight (lb.) | 25.5 lbs |
Warranty/Certifications
| Manufacturer Warranty | 1 year |