DS18 EXL 15" Subwoofer Quad Stack with Reinforced Cone 3000 Watts RMS 4" Dvc 4-Ohm

SPECS

SKU
EXL-TRX15.4D
Nominal Diameter
15" / 381mm
Nominal Impedance
4+4 ohms
RMS Power Handling
3000W
MAX Power Handling
6000W
Sensitivity (1w/1m)
86dB
Frequency Response
10-400 Hz
Recommended Lo Pass Crossover
120 Hz

Features

Demodulating Rings
No
Improved Heat Dissipation
Yes
Cone Shape
Curvilinear
Speaker Terminals
Push 6ga

Motor

Voice Coil Diameter
4" / 99.8mm
Voice Coil Former Material
Black Aluminum
Winding Material
CCAW
Cone Material
Non-Pressed Paper + Epoxy Coating
Dust Cap Material
PPI
Surround Material
Foam
Spider Diameter
8.5" / 215mm
Leads Connection Type
Crossed Spider
Basket Material
Aluminum
Basket Color/Finish
Black
Magnet Material
Ferrite
Magnet Weight
3 x 98.3 Oz (295 Oz)
Displacement Volume
3.1L / 0.109ft3

Thiele & Small Parameters

Equivalent Volume Vas
33.9L / 1.197ft3
Excursion (one way) Xmax
25 mm
Free Air Resonance Fs
50 Hz
Mechanical Factor Qms
4.714
Electrical Factor Qes
0.855
Total Factor Qts
0.724
Moving Mass Mms
394.006 g
Compliance Cms
0.0343u m/N
Bl Factor BI
29.243
Voice Coil Inductance Le
9.04 mH
Diaphragm Area Sd
844.960 cm2
Dc Resistance Re
3.6+3.6 ohms
Efficiency Bandwidth Product EBP
49

Recommended Enclosures

Sealed Internal Volume
35.4L / 1.25ft3
Sealed Box Output Response
45Hz
Ported Internal Volume
70.8L / 2.5ft3
Port Size *Square (WxHxLong)
2.47"x15"x37" / 62.7x381x939.8mm
Port Tunning Frequency
30Hz
Ported Box Output Response
26.5Hz

Measurement

Overall Diameter
15.6" / 398mm
Overall Depth
11.5 / 293mm
Front Mount Baffle Cutout
14" / 355mm
Mounting Depth
9.75" / 247mm
Motor Diameter
9.1" / 232mm