STLF-1890-R | REFURBISHED: 18" Raw Woofer Speaker, 400 Watts Pro Audio PA DJ Replacement Subwoofer Low Frequency Driver
Sound Town
English
简体中文
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 STLF-1890 is an 18” universal replacement driver for PA/DJ woofers. It is compatible with Sound Town PA speakers (subwoofers) and compatible with other brand speakers with an 18” subwoofer. The subwoofer comes with a 8-ohm impedance and has a frequency range of 35-3K Hz with a sensitivity of 98dB. It has a built-in pressed steel chassis and has a paper cone with cloth edge. With 400W RMS power handling capability, the STLF-1890 delivers a massive and deep bass, and makes a great replacement woofer for your 18-inch PA/DJ speakers or subwoofer cabinets.
Details
| Model | STLF-1890 | Resonance | 40Hz |
| Nominal Basket Diameter | 18" | Frequency Response |
40Hz-3KHz |
| Nominal Impedance | 8Ω | Sensitivity | 98±3dB |
| Power Rating |
400W RMS | Magnet Weight | 90 OZ |
| Peak Power | 800W Peak | Voice Coil Diameter | 3.0" VC |
Thiele & Small Parameters
| Resonant Frequency (fs) | 40Hz | Compliance Equivalent Volume (Vas) | 473.7 Ltr |
| DC Resistance (Re) | 6.3Ω | Mechanical Compliance of Suspension (Cms) | 0.174 mm/N |
| Mechanical Q (Qms) | 3.62 | BL Product (BL) | 13.75 Tm |
| Electromagnetic Q (Qes) | 0.840 | Diaphragm Mass Inc. Airload (MMs) | 111.8 g |
| Total Q (Qts) | 0.685 | Surface Area of Cone (Sd) | 1385 cm2 |
Mounting Information
| Overall Diameter | 18.1", 460 mm | Mounting Holes Diameter | 8-0.31", 8-8 mm |
| Depth | 7.76", 197 mm | Net Weight | 18.9 lbs, 8.6 kg |
| Baffle Hole Diameter | 16.53",420mm | Shipping Weight | 22.2 lbs, 10.1 kg |
| Installation Position Diameter | 17.6", 446mm |
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 | Pressed Steel |
Dimension & Weight
| Product Width (in.) | ∅18.1" | Package Width (in.) | 20.5" |
| Product Height (in.) | --" | Package Height (in.) | 9.8" |
| Product Depth (in.) | 7.9" | Package Depth (in.) | 19.1" |
| Product Weight (lb.) | 18.9 lbs | Package Weight (lb.) | 22.2 lbs |
Warranty/Certifications
| Manufacturer Warranty | 180 Days (6 Months) |