Low-frequency woofer for pro audio as a mid-bass or floor monitor in a sealed enclosure. Also suitable as a woofer in vented, bass guitar or PA enclosures.

SPECIFICATION
Nominal Basket Diameter	15", 381 mm
Nominal Impedance*	4 Ω
Power Rating*
Program Power	1200 W
Watts	600 W
Resonance	40 Hz
Usable Frequency Range	40 Hz - 2.2 kHz
Sensitivity*	95 dB
Magnet Weight	56 oz.
Gap Height	0.375", 9.5 mm
Voice Coil Diameter	2.5", 64 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)	40 Hz
DC Resistance (Re)	3.37 Ω
Coil Inductance (Le)	0.76m H
Mechanical Q (Qms)	6.22
Electromagnetic Q (Qes)	0.53
Total Q (Qts)	0.49
Compliance Equivalent Volume (Vas)	253.93 liters / 8.97 cu.ft.
Peak Diaphragm Displacement Volume (Vd)	521.2 cc
Mechanical Compliance of Suspension (Cms)	0.24 mm/N
BL Product (BL)	10.32 T-M
Diaphragm Mass Inc. Airload (MMs)	66 grams
Efficiency Bandwidth Product (EBP)	76
Maximum Linear Excursion (Xmax)	5.97 mm
Surface Area of Cone (Sd)	873 cm2
Maximum Mechanical Limit (Xlim)	16.5 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed	52.95-97.69 liters / 1.87-3.45 cu.ft.
Vented	75.04-154.33 liters / 2.65-5.45 cu.ft.
Driver Volume Displaced	0.128 cu.ft. / 3.62 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	6.3", 160 mm
Net Weight	12.8 lbs, 5.81 kg
Shipping Weight	14.8 lbs, 6.71 kgs
MATERIALS OF CONSTRUCTION
Coil Construction	Copper voice coil
Coil Former	Polyimide former
Magnet Composition	Ferrite magnet
Core Details	Vented and extended core

Basket Materials	Pressed steel basket
Cone Composition	Paper cone
Cone Edge Composition	Cloth cone edge
Dust Cap Composition	Solid composition paper dust cap

Eminence DELTA 15LF-4 15" Speaker 600 Watts

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