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Alpine R2-W8D4 2nd Gen specifications.
Car speakers Specs << Alpine << Alpine R2-W8D4 2nd Gen| Specification | | | Reviews |
Subwoofer Alpine R2-W8D4 2nd Gen
Subwoofer Size:
8"
Peak Power Handling:
1000 watts
RMS Power Handling:
350 watts
Voice Coil(s):
Dual
Impedance (Per Voice Coil):
4 ohms
Voice Coil Diameter:
1.6"
Frequency Response:
30 - 200 Hz
Sensitivity:
83.7 dB
Xmax (millimeters):
12 mm
Subwoofer Design:
Round / Circle
Main Cone Color:
Black
Woofer Composition:
Kevlar Reinforced Pulp Paper
Woofer Surround:
High-Amplitude Multi-Roll (H.A.M.R)
Magnet Structure:
Double Stacked
Magnet weight:
56 oz.
Re-Cone Kit Available:
No
CTA-2031 Compliant:
Yes
Recommended Enclosure Alpine R2-W8D4 2nd Gen
Minimum Sealed Box Volume:
.15 cubic feet
Maximum Sealed Box Volume:
.45 cubic feet
Minimum Ported Box Volume:
.35 cubic feet
Maximum Ported Box Volume:
.70 cubic feet
Top-Mount Depth (Mounting Depth):
4.38"
Cutout Diameter:
6.94"
Shallow Mount Installation:
No
Electromechanical Parameters Alpine R2-W8D4 2nd Gen
Equivalent Compliance (Vas):
10.5 liters
Total Speaker Q Value (Qts):
0.53
Electrical Q Value (Qes):
0.58
Electrical Resistance of Voice Coil (Re):
3.6 ohms
Mechanical Q Value (Qms):
7.08
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