Eminence ALPHA-15A 15'' American Standard Series Speaker

The ALPHA-15A by Eminence is recommended for professional audio and bass guitar applications as a woofer in a vented or sealed enclosure. Designed and assembled by hand in the USA, Eminence is the most trusted name in the industry.

Applications: Woofer | Midbass | Midrange | Pro Audio

Quick Specs
Nominal Basket Diameter: 15" / 381 mm
Nominal Impedance*: 8 Ω
Power Rating*
Program Power: 400 W
Watts: 200 W
Resonance: 41 Hz
Usable Frequency Range: 46 Hz - 3.5 kHz
Sensitivity*: 97 dB
Magnet Weight: 25 oz.
Gap Height: 0.25" / 6.4 mm
Voice Coil Diameter: 1.5" / 38 mm

Mounting Information
Recommended Enclosure Volume
Sealed: 71-85 liters / 2.5-3 cu.ft.
Vented: 106-177 liters / 3.75-6.25 cu.ft.
Driver Volume Displaced: 0.113 cu.ft. / 3.21 liters

Overall Diameter: 15.15" / 384.8 mm
Baffle Hole Diameter: 13.87" / 352.3 mm
Front Sealing Gasket: Yes
Rear Sealing Gasket: Yes
Mounting Holes Diameter: 0.25" / 6.4mm
Mounting Holes B.C.D.: 14.56" / 369.8mm
Depth: 5.83", 148.1 mm
Net Weight: 6.7 lbs / 3.04 kg

Materials of Construction
Coil Construction: Copper voice coil
Coil Former: Polyimide former
Magnet Composition: Ferrite magnet
Basket Materials: Pressed steel basket
Cone Composition: Paper cone