Eminence NSW6021-124 21" Subwoofer 5000 Watts Selectable 1-Ohm, 2+2-Ohms, or 4-Ohms
Our most technologically advanced, high-performance subwoofer now has the flexibility to meet any amplifier and enclosure combination. Its unique bifilar, low-inductance, inside/outside wound, dual 2Ω voice coil features heavy gauge pure copper windings and a reinforced high-temperature fiberglass former. Mirror-image spiders spaced 13 mm apart provide effortless coil control and dynamic balance at maximum excursion.
Designed using advanced measurement and FEA optimization tools, the NSW6021-124 enables easy switching between 1, 2, or 4-ohm amplifier loads while ensuring near zero-inductance transient response. One woofer for all your designs whether vented, horn-loaded, or sealed. Any amplifier, any cabinet, allow us to surpass your expectations.
FEATURES
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Bifilar, Low Inductance Voice Coil
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Selectable 1, 2+2, or 4Ω
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21” Nominal Diameter
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5000 W Program Power
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Spaced Dual Spiders
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24mm Xvar
Applications
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Subwoofer | Pro Audio
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Box Type: Vented, Sealed, Scoop Loading, Horn Loading
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SPECIFICATION |
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| Nominal Basket Diameter |
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| Nominal Impedance* |
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Power Rating* |
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| Program Power |
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| Watts (AES) |
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| Resonance |
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| Usable Frequency Range |
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| Sensitivity* |
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| Magnet Weight |
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| Gap Height |
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| Voice Coil Diameter |
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| Mirror Image Twin Spiders |
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THIELE & SMALL PARAMETERS |
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| Resonant Frequency (fs) |
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| DC Resistance (Re) |
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| Coil Inductance (Le) |
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| Mechanical Q (Qms) |
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| Electromagnetic Q (Qes) |
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| Total Q (Qts) |
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| Compliance Equivalent Volume (Vas) |
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| Peak Diaphragm Displacement Volume (Vd) |
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| Mechanical Compliance of Suspension (Cms) |
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| BL Product (BL) |
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| Diaphragm Mass Inc. Airload (MMs) |
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| Efficiency Bandwidth Product (EBP) |
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| Maximum Linear Excursion (Xmax) |
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| Surface Area of Cone (Sd) |
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| Maximum Mechanical Limit (Xlim) |
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MOUNTING INFORMATION |
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Recommended Enclosure Volume |
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| Sealed |
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| Vented |
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| Driver Volume Displaced |
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| Overall Diameter |
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| Baffle Hole Diameter |
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| Front Sealing Gasket |
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| Rear Sealing Gasket |
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| Mounting Holes Diameter |
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| Mounting Holes B.C.D. |
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| Depth |
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| Net Weight |
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| Shipping Weight |
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MATERIALS OF CONSTRUCTION |
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| Coil Construction |
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| Coil Former |
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| Magnet Composition |
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| Core Details |
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| Basket Materials |
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| Cone Composition |
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| Cone Edge Composition |
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| Dust Cap Composition |
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