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Eminence ALPHA 4-8 4" Full Range, Midbass, Midrange 8-Ohm Car Audio Speaker 110W (PAIR)
Perfectly suited for line arrays, car doors and side panels, and other tight fitting applications, the Alpha 4 is a very versatile 110 watt driver that can be used full range, as a midbass, or as a midrange. They can be stacked by themselves in a column for vocal applications, or in conjunction with a tweeter and a sub for compact, high performance PA or MI applications.
SPECIFICATION | Nominal Basket Diameter | 4", 102 mm | Nominal Impedance* | 8 Ω | Power Rating* | Program Power | 110 W | Watts | 55 W | Resonance | 123 Hz | Usable Frequency Range | 105 Hz - 12 kHz | Sensitivity* | 88 dB | Magnet Weight | 10 oz. | Gap Height | 0.14", 3.7 mm | Voice Coil Diameter | 1", 25 mm | THIELE & SMALL PARAMETERS | Resonant Frequency (fs) | 123 Hz | DC Resistance (Re) | 6.73 Ω | Coil Inductance (Le) | 0.28m H | Mechanical Q (Qms) | 6.83 | Electromagnetic Q (Qes) | 0.84 | Total Q (Qts) | 0.75 | Compliance Equivalent Volume (Vas) | 1.94 liters / 0.07 cu.ft. | Peak Diaphragm Displacement Volume (Vd) | 15 cc | Mechanical Compliance of Suspension (Cms) | 0.42 mm/N | BL Product (BL) | 4.94 T-M | Diaphragm Mass Inc. Airload (MMs) | 4 grams | Efficiency Bandwidth Product (EBP) | 146 | Maximum Linear Excursion (Xmax) | 2.6 mm | Surface Area of Cone (Sd) | 57.7 cm2 | Maximum Mechanical Limit (Xlim) | 4.5 mm | MOUNTING INFORMATION | Recommended Enclosure Volume | Sealed | 1.87-8.5 liters / 0.07-0.3 cu.ft. | Vented | 2.27-4.25 liters / 0.08-0.15 cu.ft. | Driver Volume Displaced | 0.012 cu.ft. / 0.33 liters | Overall Diameter | 4.57", 116.1 mm | Baffle Hole Diameter | 3.77", 95.8 mm | Front Sealing Gasket | Yes | Rear Sealing Gasket | Yes | Mounting Holes Diameter | 0.15", 3.8mm | Mounting Holes B.C.D. | 4.25", 108mm | Depth | 2.31", 58.7 mm | Net Weight | 1.5 lbs, 0.68 kg | Shipping Weight | 1.9 lbs, 0.86 kgs | MATERIALS OF CONSTRUCTION | Coil Construction | Copper voice coil | Coil Former | Polyimide former | Magnet Composition | Ferrite magnet | Core Details | Non-Vented core | |
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| Basket Materials | Pressed steel basket | Cone Composition | Paper cone | Cone Edge Composition | Cloth cone edge | Dust Cap Composition | Solid composition paper dust cap |
Spec. Sheet / Cabinet Design
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Return Information
We want you to be completely happy with your purchase. If you are not satisfied with any product, you may return it for a refund of the purchase price within a fair amount of time from the shipping date (30 days). If your purchase was eligible for Free Shipping, the shipping cost will be deducted from your credit or refund. Returns must be in the complete and original packaging with all accessories and complete documentation (Owner's Manual, warranty card, quick start guides, etc.), show no signs of wear or use, and include a Return Authorization number or be subject to a restocking fee. Products like software, speakers, tubes, personal items (such as in-ear monitors, etc), and items which are not normally stocked ("Special Orders", discontinued products, close-outs, used products, etc.) are not returnable.
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