Spike Series Subwoofers feature a 3-layer voice coil former to handle some serious power. That means you can turn up the volume and still enjoy heart-pounding bass that’s free from distortion. You won’t believe the sound produced by the fiber matrix paper cone with mica coating – it’s like having a concert in your vehicle! Each Spike subwoofer comes with a protective grille to keep it safe from damage, so you can enjoy your journey with peace of mind.
Features
- High Excursion Design for Ultra-Low Bass
- Fiber Matrix Paper Cone with Mica Coating
- 3-Layer High Temp Voice Coil Former
- Dual Damping System for Linear Bass Reproduction
- Dual Dust Cap System for Enclosure Compression Control
- Efficient Heavy-Duty Motor Design
- Removable Subwoofer Grille Included
Specifications
Thiele/small parameters
Nominal Impedance (Z) 2 ohms
DC Resistance (Re) ]] 1.6 ohms
Resonance Frequency (Fs) 51.6241 Hz
Piston Area (Sd) 0.0194 m2
Force Factor (BL) 9.7018 T.m
Mechanical Q Factor (Qms) 5.444
Electrical Q Factor (Qes) 0.525
Total Q Factor (Qts) 0.4788
Sensitivity 1W/M (SPL) 83.3836
Mechanical Comp (Cms) 0.0998 mm/N
Moving Mass (Mms) 95.2145 g
Linear Excursion (Xmax) . 8.5 mm
Volume Acoustic Comp (Vas) 5.2241 Ltr/ 0.1845 Cu ft
Reference Efficiency (NO.) 0.1314% RMS
Power (Pe) 350 Watts
Frequency Response 30-500 Hz
Voice Coil Diameter 2.0 in/50.8 mm
Displacement 0.05 cu ft/ 1.44Ltr
In the box:
- SPK-8S2, Manual, Warranty
Dimensions:
- Overall Dimensions: 8.425in/ 214 mm
- Cut Out Diameter: 7.25 in/ 184 mm
- Mounting Depth: 4.291in/ 109 mm
- Mounting Height (w/o Grille): 0.55in / 14mm
- Mounting Height (w/ Grille): 1.18in / 30mm
- Motor Diameter (w/ Cover): 5.55in / 141mm