STWF-3-4PACK-R | REFURBISHED: 3" Full-Range Replacement Drivers, for PA/DJ and Column Speakers, 4-Pack
Sound Town
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Русский языкEnglishRefurbished Condition: 100% testing and function is in good condition while outside box worn out and small cosmetic dents. cosmetic damages will vary, including but not limited to, damaged or cracked, bent ears, scratches, dents, etc.
The Sound Town STWF-3 is a 3" full range replacement driver for compact line array or column speakers; it is compatible with the Sound Town PA speakers and speakers of other brands which need a 3" driver. The driver comes with 8-ohm impedance and has a frequency range of 150 Hz - 20 kHz. It is built in a steel chassis and has a paper cone with cloth edge. With 30W RMS, 60W peak power handling capability, the STWF-3 delivers superb sound performance.
Details
| Model | STWF-3 |
Resonance | 150Hz |
| Nominal Basket Diameter | 3" | Frequency Response |
150Hz - 20kHz |
| Nominal Impedance | 8Ω | Sensitivity | 92±3dB |
| Power Rating |
30W RMS | Magnet Weight | 8oz |
| Peak Power | 60W Peak | Voice Coil Diameter | 0.8" VC |
Thiele & Small Parameters
| Resonant Frequency (fs) | 159Hz | Compliance Equivalent Volume (Vas) | 0.982 L |
| DC Resistance (Re) | 5.2Ω | Mechanical Compliance of Suspension (Cms) | 0.712 mm/N |
| Mechanical Q (Qms) | 2.15 |
BL Product (BL) | 3.295 Tm |
| Electromagnetic Q (Qes) | 0.673 | Diaphragm Mass Inc. Airload (MMs) | 1.404 g |
| Total Q (Qts) | 0.513 | Surface Area of Cone (Sd) | 31.17 cm2 |
Mounting Information
| Efficiency Bandwidth | 236 |
Baffle Hole Diameter | 2.75", 70mm |
| Sealed | 1.07 liters / 0.038 cu.ft. | Installation Position Diameter | 3.46", 88mm |
| Vented | 2.28 liters / 0.08 cu.ft. | Mounting Holes Diameter | 4- 0.14"x0.16", 3.5x4.2mm |
| Overall Diameter | 3x3", 77x77mm | Net Weight | -- |
| Depth | 1.71", 43mm |
Materials of Construction
| Coil Construction | Round copper | Cone Composition | Paper cone |
| Coil Former | Kapton | Cone Edge Composition | Cloth edge |
| Magnet Composition | Ferrite | Dust Cap Composition | Paper cap |
| Basket Materials | Steel |
Dimension & Weight
| Product Width (in.) | 3.0" (each) | Package Width (in.) | 7.6" (4-Pack); 7.6" (8-Pack) |
| Product Height (in.) | --" | Package Height (in.) | 4.9" (4-Pack); 4.9" (8-Pack) |
| Product Depth (in.) | 1.7" (each) | Package Depth (in.) | 3.9" (4-Pack); 7.9" (8-Pack) |
| Product Weight (lb.) | 2.7 lbs (4-Pack) | Package Weight (lb.) | 3.3 lbs (4-Pack) ; 6.6 lbs (8-Pack) |
Warranty/Certifications
| Manufacturer Warranty | 180 Days (6 Months) |