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Congratulations on your new Soundstream sub-woofer purchase. We
greatly appreciate your business. This may look like a run-of-the-mill
cardboard box, but it’s actually a protective barrier over one of the
finest engineered and assembled sub-woofers available.
Harmonic Indulgence… Listen and Feel
Features, Parameters, & Dimensions
Coated Pulp Paper Cone
Asymmetrical S-Block Foam Surround
CCAW Voice Coil on Aluminum Former
8ga Duplex Direct Wire Terminals
Triple Nomex Spider
Cast Aluminum Basket w/ Texture Finish
Voice Coil Perimeter Cooling
Vented Back Plate
High BL Motor Assembly
Glue-less Re-Cone Kit Available
Specifications X3-122 X3-152 X3-182
Fs (Hz) 39.55 35.96 32.68
Qms 7.017 5.435 5.456
Vas (ft³) 0.503 1.378 2.401
Cms (mm/N) 0.536 0.515 0.516
Mms (g) 303.4 284.7 461.6
Xmax (mm) 20.00 20.00 20.00
Xmech (mm) 40.00 40.00 40.00
Piston Diameter (in) 9.252 12.01 13.78
Sd (in²) 67.23 113.20 149.10
Qes 0.657 0.456 0.454
Re (Ω) 3.89 3.88 3.83
Z (Ω) 4 4 4
BL (Tm) 21.12 27.19 28.27
Rms Power DCV & W
71V (5,000) 77V (6,000) 84V (7,000)
Qts 0.601 0.420 0.419
NO (%) 0.130 0.384 0.507
1w/1m SPL (dB) 83.15 87.85 89.00
Voice Coil Diameter (in) 4.00” 4.00” 4.00”
Impedance (Ω) DVC 2Ω DVC 2Ω DVC 2Ω
M-vd (ft.
3
) 0.265 0.406 0.543
Overall Diameter (in) 12.75” 15.75” 19.00”
Overall Height (in) 8.50” 9.75” 11.125”
Mounting Depth (in) 7.625” 8.625” 10.00”
Cutout Diameter (in) 11.125” 14.125” 16.875”
Flange Width (in) 0.75” 0.75” 0.75”
Flange Height (in) 1.00” 1.00” 1.00”
Weight (lbs) 50 65 65
BurpPower DCV (W) 95V (9,000) 100V (10,000) 105V (11,000)