About: AudioControl SPK-8S4 8" 350W RMS Subwoofer - SVC 4 Ohm
Are you a music fan who loves that low-end rumble? If so, look no further than the Spike Series Subwoofers! For over 45 years, we’ve been helping people take their car audio to the next level – and our latest product line is sure to enhance any vehicle’s sound system. We are proud to present the ultimate in versatility and durability with AudioControl’s Spike Series Subwoofers. These high-performance subwoofers come in a variety of sizes and power ratings to suit your audio needs. No matter what type of music you enjoy, Spike will take your listening experience to the next level. These subwoofers were designed to provide clear, precise bass for an immersive listening experience, so why wait? Load up your trunk with Spike Series Subwoofers today, and crank up your listening pleasure!
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) 4 ohms
DC Resistance (Re) ]] 3.2 ohms
Resonance Frequency (Fs) 60.3665 Hz
Piston Area (Sd) 0.0194 m2
Force Factor (BL) 11.3310 T.m
Mechanical Q Factor (Qms) 5.4933
Electrical Q Factor (Qes) 0.8733
Total Q Factor (Qts) 0.7535
Sensitivity 1W/M (SPL) 81.9876
Mechanical Comp (Cms) 0.0752 mm/N
Moving Mass (Mms) 92.3784 g
Linear Excursion (Xmax) . 8.5 mm
Volume Acoustic Comp (Vas) 3.9378 Ltr/ 0.1390 Cu ft
Reference Efficiency (NO.) 0.0952%
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
Dimensions
Dimensions: 23.00″ W × 11.50″H × 12.00″D
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
Ported enclosure
External Dimensions: 23.00″ W × 11.50″H × 12.00″D
Net Internal Volume: 0.89 ft3
Total Internal Volume: 1.22 ft3
Gross External Volume: 1.84 ft3
Material Thickness: 0.75″
Tuning Frequency: 40 Hz
Port Area” 17.50 inch2
Port Inlet: 1.75″W× 10.00″H
Port Length: 28.00″
F3 (Hz): 34
Sealed enclosure
External Dimensions: 14.50″ W × 10.00″H × 10.00″D
Net Internal Volume: 0.49 ft3
Total Internal Volume: 0.54 ft3
Gross External Volume: 0.84 ft3
Material Thickness: 0.75″
F3 (Hz): 69.04
Qtc: 0.86
