SUNDOWN AUDIO
SA-18V.2D4
18" SA SERIES Dual 4-Ohm Competition Subwoofer. 1,000 Watts RMS. 2.75" V/C, Cast Aluminum Frame
- Xmax = 19mm one-way by 70% BL
- RMS Power = 1000-watts
- Vented magnetic gap
- Optimized high-velocity pole vent
- Innovative high-velocity vented frame spacer ring
- Black Aluminum 2.75” voice coil former for superior heat dissipation
- High Temperature copper voice coil wire
- Large aluminum faraday ring (Magnet ID)
- Spring Loaded Terminals
- Stitched-On Double “XL” Tinsel Leads to prevent fatigue and failure
- High strength cast aluminum frame
- Optimized for small ported, sealed, & band-pass enclosures
- RE (Ohms) 6.06
- FS (Hz) 31.868
- VAS (L) 106.964
- Qes 0.458
- Qms 2.853
- Qts 0.395
- Le (mH) 4.7903
- BL (NA) 38.159
- Mms (Grams) 549.519
- Cms (uM/N) 45.389
- Sens (dB @ 1w/1m) 90.7 Sealed Enclosure 3.5 cu ft
- Ported Enclosure 4.5 cu ft
- Recommended Tuning 35Hz
- Recommended Port Area 66 sq in
- Displacement
- Depth 10.01"
- Outside Diameter 18.66″
- Cut-Out 16.69
- Weight: 53LB
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