Don't let the name fool you! The Joker is NO JOKE and is one of our most popular subwoofers! From Mild to Wild the Joker is a great performing subwoofer! Boasting a conservative 1000 Wrms rating this subwoofer is going to OUTperform your expectations. Works great in Sealed, Ported, AND bandpass enclosures!
 
 
Size 15 Inch 
Wide Roll Surround
Coil Size 3 Inch 4 Layer Epoxy High Temp
High Efficiency 168oz FEA Optimized Magnet Motor
Impedance Dual 4
1000 RMS Very Conservative 
 
Mounting Depth 7.75 Inches
Cutout 13.819
Electrical Parameters 
Re 3.84
Le 4.182
L2 7.165
R2 16.93
Cmes 860.44
Lces 40.87
Res 33.22
Fs 26.8
Mechanical Parameters (Using Laser)
Mms 450.600
Mmd 426.017
Rms 15.762
Cms .078
Kms 12.81
Bl 22.884
Loss Factors 
Qtp .509
Qms 4.821
Qes .557
Qts .499
Misc Parameters 
Vas 67.0709
n0 .224
Lm 85.70
Lnom 85.88
 
Box Recommendation
2.5 cubic foot sealed 
2.75-3.25 cubic foot ported 
12-14 square inches of port per cubic foot 
34-38hz tuning 
Sealed, Ported, 4th order and 6th order friendly