Eminence NSW4018-8 18″ Professional Neodymium Tour Grade Subwoofer
$579.99
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Out stock
Eminence’s NSW4018-8 18″
Out of stock
Eminence’s NSW4018-8 18″ tour grade subwoofer is designed to produce extremely high output for extended periods while producing low distortion. The lightweight neodymium motor has been optimized for maximum excursion capabilities with extensive ventilation allowing the 4″ voice coil to handle up to 1,600 watts RMS with minimal power compression.
18″ Tour Grade – American Muscle – Advanced FEA optimization tools were implemented on this next generation of touring grade worthy subwoofers by Eminence. The result is an extremely long throw, light weight, and exceptionally high power handling driver.
| SPECIFICATION | |
| Nominal Basket Diameter | 18″, 457 mm |
| Nominal Impedance* | 8 Ω |
| Power Rating* | |
| Program Power | 3200 W |
| Watts | 1600 W |
| Resonance | 36 Hz |
| Usable Frequency Range | 27 Hz – 1.3 kHz |
| Sensitivity* | 96.6 dB |
| Magnet Weight | 33 oz. |
| Gap Height | 0.5″, 12.7 mm |
| Voice Coil Diameter | 4″, 102 mm |
| THIELE & SMALL PARAMETERS | |
| Resonant Frequency (fs) | 36 Hz |
| DC Resistance (Re) | 5.86 Ω |
| Coil Inductance (Le) | 1.54m H |
| Mechanical Q (Qms) | 8.46 |
| Electromagnetic Q (Qes) | 0.39 |
| Total Q (Qts) | 0.38 |
| Compliance Equivalent Volume (Vas) | 164.49 liters / 5.81 cu.ft. |
| Peak Diaphragm Displacement Volume (Vd) | 1851.1 cc |
| Mechanical Compliance of Suspension (Cms) | 0.08 mm/N |
| BL Product (BL) | 28.24 T-M |
| Diaphragm Mass Inc. Airload (MMs) | 237 grams |
| Efficiency Bandwidth Product (EBP) | 91 |
| Maximum Linear Excursion (Xmax) | 15.21 mm |
| Surface Area of Cone (Sd) | 1217 cm2 |
| Maximum Mechanical Limit (Xlim) | 31.5 mm |
| MOUNTING INFORMATION | |
| Recommended Enclosure Volume | |
| Sealed | N/a |
| Vented | 99.11-339.80 liters / 3.50-12.00 cu.ft. |
| Driver Volume Displaced | 0.205 cu.ft. / 5.81 liters |
| Overall Diameter | 18.13″, 460.5 mm |
| Baffle Hole Diameter | 16.6″, 421.6 mm |
| Front Sealing Gasket | YES |
| Rear Sealing Gasket | YES |
| Mounting Holes Diameter | 0.28″, 7.1mm |
| Mounting Holes B.C.D. | 17.32″, 439.9mm |
| Depth | 8.9″, 226.1 mm |
| Net Weight | 20.9 lbs, 9.48 kg |
| Shipping Weight | 23.4 lbs, 10.61 kgs |
| MATERIALS OF CONSTRUCTION | |
| Coil Construction | I/O Copper voice coil |
| Coil Former | Fiberglass former |
| Magnet Composition | Neodymium magnet |
| Core Details | Vented motor |
| Basket Materials | Die-cast aluminum basket |
| Cone Composition | X5 cone pulp |
| Cone Edge Composition | Advanced Polycotton surround |
| Dust Cap Composition | X5 dust cap pulp |
| Weight | 23.4 lbs |
|---|
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