Eminence Delta 15A 15 Inch Speaker
SPECIFICATION
Nominal Basket Diameter 15″, 381mm
Nominal Impedance* 16 ohms
Power Rating**
Watts 400W
Music Program 800W
Resonance 45Hz
Usable Frequency Range 64Hz – 4kHz
Sensitivity*** 100dB
Magnet Weight 56 oz.
Gap Height 0.37″, 9.53mm
Voice Coil Diameter 2.5″, 63.5mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs) 45Hz
DC Resistance (Re) 11.3
Coil Inductance (Le) 1.35mH
Mechanical Q (Qms) 6.54
Electromagnetic Q (Qes) 0.67
Total Q (Qts) 0.61
Compliance Equivalent Volume (Vas) 204 liters / 7.2 cu.ft.
Peak Diaphragm Displacement Volume (Vd) 137cc
Mechanical Compliance of Suspension (Cms) 0.19mm/N
BL Product (BL) 17.6 T-M
Diaphragm Mass Inc. Airload (MMs) 64 grams
Efficiency Bandwidth Product (EBP) 68
Maximum Linear Excursion (Xmax) 1.6mm
Surface Area of Cone (Sd) 856.3 cm2
Maximum Mechanical Limit (Xlim) 11mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed 31-42.5 liters / 1.09-1.5 cu.ft.
Vented 81.8-87.8 liters / 2.89-3.1 cu.ft.
Driver Volume Displaced 220.8 cu.in. / 3.62 liters
Overall Diameter 15.15″, 384.8mm
Baffle Hole Diameter 13.77″, 349.6mm
Front Sealing Gasket Fitted as standard
Rear Sealing Gasket Fitted as standard
Mounting Holes Diameter 0.25″, 6.4mm
Mounting Holes B.C.D. 14.56″, 369.9mm
Depth 6.05″, 154mm
Net Weight 12.3 lbs, 5.6 kg
Shipping Weight 14.3 lbs, 6.5 kgs
MATERIALS OF CONSTRUCTION
Coil Construction Copper voice coil
Coil Former Polyimide former
Magnet Composition Ferrite magnet
Core Details Vented core
Basket Materials Pressed steel basket
Cone Composition Paper Cone
Cone Edge Composition Cloth cone edge
Dust Cap Composition Solid composition paper dust cap
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