LAB 15 | 15" Professional Series Speaker

Subwoofer suited for small vented boxes. Also suitable for horn loading.

SPECIFICATION
Nominal Basket Diameter	15", 381 mm
Nominal Impedance*	6 Ω
Power Rating*
Program Power	1200 W
Watts	600 W
Resonance	28 Hz
Usable Frequency Range	20 Hz - 0.1 kHz
Sensitivity*	88.5 dB
Magnet Weight	160 oz.
Gap Height	0.375", 9.5 mm
Voice Coil Diameter	3", 76 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)	28 Hz
DC Resistance (Re)	4.9 Ω
Coil Inductance (Le)	3.23m H
Mechanical Q (Qms)	5.36
Electromagnetic Q (Qes)	0.37
Total Q (Qts)	0.35
Compliance Equivalent Volume (Vas)	103.61 liters / 3.66 cu.ft.
Peak Diaphragm Displacement Volume (Vd)	968 cc
Mechanical Compliance of Suspension (Cms)	0.11 mm/N
BL Product (BL)	26.7 T-M
Diaphragm Mass Inc. Airload (MMs)	308 grams
Efficiency Bandwidth Product (EBP)	75
Maximum Linear Excursion (Xmax)	11.8 mm
Surface Area of Cone (Sd)	823.7 cm2
Maximum Mechanical Limit (Xlim)	22 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed	35-108 liters / 1.2-3.8 cu.ft.
Vented	71-290 liters / 2.5-10.3 cu.ft.
Driver Volume Displaced	0.158 cu.ft. / 4.46 liters
Overall Diameter	15.34", 389.6 mm
Baffle Hole Diameter	14", 355.6 mm
Front Sealing Gasket	Yes
Rear Sealing Gasket	N/A
Mounting Holes Diameter	0.26", 6.6mm
Mounting Holes B.C.D.	14.7", 373.4mm
Depth	7.75", 196.9 mm
Net Weight	23.8 lbs, 10.8 kg
Shipping Weight	26 lbs, 11.79 kgs
MATERIALS OF CONSTRUCTION
Coil Construction	Copper voice coil
Coil Former	Aluminum former
Magnet Composition	Double stacked 80 oz. ferrite magnets
Core Details	Vented and extended core

Basket Materials	Die-cast aluminum basket
Cone Composition	Kevlar-reinforced paper cone
Cone Edge Composition	Foam cone edge
Dust Cap Composition	water resistant treated solid composition paper