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Sundown Audio
Sundown Audio SA-15 CLASSIC D4 15" 750W RMS Dual 4-Ohm Voice Coil Car Subwoofer
Sundown Audio SA-15 CLASSIC D4 15" 750W RMS Dual 4-Ohm Voice Coil Car Subwoofer
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$299.99 USD
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$299.99 USD
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BRAND NEW
SUNDOWN AUDIO SA-15 CLASSIC D4
15-inch 750 Watts RMS Dual 4-Ohm Voice Coil DVC Car Audio Subwoofer
The SA Classic sub is a stunning combination of value, power handling, and deep excursion. It features a cast aluminum frame that houses a bulletproof custom 2.5-inch voice coil, robust double-layered Nomex spider, and SPL competition-grade paper cone. These components are built into a flexible design that works well in any type of enclosure.
Key Features:
- RMS 750 watts
- Dual 2 or 4-ohm voice coils
- Optimized for small ported, sealed, & band-pass enclosures
- Large aluminum Faraday ring for smooth acoustic response
- High-strength cast aluminum frame
- Low-distortion motor construction
- High-temperature voice coil wire
- Spring-loaded terminals
- Stitched-on “XL” tinsel lead wires
Specifications:
- T/S Specs: SA CLASSIC 15" D4
- Impedance (RE): 7.00 Ohms
- Resonant Frequency (FS): 36.4 Hz
- Vas (Volume of Displacement): 67.3 L
- Qes (Electrical Quality Factor): 0.62
- Qms (Mechanical Quality Factor): 2.94
- Qts (Total Quality Factor): 0.51
- Le (Inductance): 4.71 mH
- BL (Motor Force): 26.94 NA
- Mms (Moving Mass): 284 grams
- Cms (Compliance): 67.2 µM/N
- Sensitivity: 89.0 dB @ 1w/1m
- Xmax (Maximum Linear Excursion): 19 mm
Enclosure Specifications:
- Sealed Enclosure: 2.5 cu ft
- Ported Enclosure: 3.5 cu ft
- Recommended Tuning: 35 Hz
- Recommended Port Area: 35 sq in
- Displacement: 0.17 cu ft
- Depth: 7.69"
- Outside Diameter: 15.5"
- Cut-Out Diameter: 14"
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