For all bass applications. Nominal Basket Diameter Impedance Power Rating Resonance Usable Frequency Range Sensitivity Magnet Weight Gap Height Voice Coil Diameter
Mounting Information Recommended Enclosure Volume (vented) Overall Diameter Baffle Hole Diameter Front Sealing Gasket Rear Sealing Gasket Mounting Holes Diameter Mounting Holes B.C.D. Depth Shipping Weight
Thiele-Small Parameters Resonant Frequency (fs) Impedance (Re) Coil Inductance (Le) Electromagnetic Q (Qes) Mechanical Q (Qms) Total Q (Qts) Compliance Equivalent Volume (Vas) Peak Diaphragm Displacement Volume (Vd) Mechanical Compliance of Suspension (Cms) BL Product (BL) Diaphragm Mass inc. Airload (Mms) Equiv. Resistance of Mechanical Suspension Loss (Rms) Efficiency Bandwidth Product (EBP) Voice Coil Overhang (Xmax) Surface Area of Cone (Sd) Impedance at Resonance (Zmax) Maximum Mechanical Limit (Xmech)
15", 381mm 8 ohms 200Wrms 41Hz 40Hz - 4kHz click here for guide 25oz. 0.25", 6.35mm 1.5", 38.1mm
106 - 177 liters 3.75 - 6.25 cu. ft. 15.15", 384.8mm 13.77", 349.6mm fitted as standard fitted as standard 0.25", 6.4mm 14.56", 369.9mm 5.83", 148mm 9lbs., 4.1 kg.
41Hz 5.88 ohms 0.84mH 1.53 7.23 1.26 260 liters 9.18 cu. ft. 326cc 0.25mm/N 7.7 T-M 59 grams 2.11N*sec/M 27 3.8mm 856.3cm2 34 ohms 16.76mm
Eminence response curves are measured under the following controlled test conditions:
To download spec sheets: Alpha 15
Materials of Construction
Kapton coil former for increased rigidity and thermal protection
Polyamide-imide coated two-layer, 31ga., copper voice coil for improved power handling and durability.
Ferrite Magnet
Vented core for increased power handling
Premium pressed steel basket for maximum strength
Paper cone
Cloth cone edge
Solid composition paper dust cap
