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Sundown Audio U-18 D2 18" 1500W RMS Dual 2-Ohm U-Series Subwoofer
- The Sundown Audio U-18 is a 18-in subwoofer with a 1500 watt RMS power rating. It has a sealed, ported, and bandpass enclosure type. It also uses the same voice coil as the X v.2 series.
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Overview
Specs
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FEATURES:
Black Aluminum 3 voice coil former for superior heat dissipation
High Temperature Round-Wire ALU voice coil with high-temp black adhesive
Double stitched surround
Heavy duty cast baskets all new, custom-tooled
Spring loaded terminals accept up to 8 gauge
Stitched-on double-XL tinsel leads
Solid pole with vent channels and aluminum shorting ring cap
Rear drilled gap-venting
Innovative high-velocity cast aluminum vented frame spacer ring
Magnet ID shorting ring
Top-Plate Cooling Channels
Cast Aluminum surround bolt-on rings
Optimized for small ported or bandpass enclosures SPECIFICATIONS:
T/S SPECS UV. 2 18" D2 UV. 2 18" D4
RE (Ohms) 3.8710 6.0767
FS (Hz) 30.9541 30.9212
VAS (L) 111.7625 114.6901
Qes 0.5669 0.6572
Qms 5.6396 5.5116
Qts 0.5151 0.5872
Le (mH) 3.3981 4.7475
BL (NA) 27.4023 31.4938
Mms (Grams) 565.4130 552.1551
Cms (uM/N) 46.7560 47.9807
Sens (dB @ 1w/1m) 89.4169 88.8733
Black Aluminum 3 voice coil former for superior heat dissipation
High Temperature Round-Wire ALU voice coil with high-temp black adhesive
Double stitched surround
Heavy duty cast baskets all new, custom-tooled
Spring loaded terminals accept up to 8 gauge
Stitched-on double-XL tinsel leads
Solid pole with vent channels and aluminum shorting ring cap
Rear drilled gap-venting
Innovative high-velocity cast aluminum vented frame spacer ring
Magnet ID shorting ring
Top-Plate Cooling Channels
Cast Aluminum surround bolt-on rings
Optimized for small ported or bandpass enclosures SPECIFICATIONS:
T/S SPECS UV. 2 18" D2 UV. 2 18" D4
RE (Ohms) 3.8710 6.0767
FS (Hz) 30.9541 30.9212
VAS (L) 111.7625 114.6901
Qes 0.5669 0.6572
Qms 5.6396 5.5116
Qts 0.5151 0.5872
Le (mH) 3.3981 4.7475
BL (NA) 27.4023 31.4938
Mms (Grams) 565.4130 552.1551
Cms (uM/N) 46.7560 47.9807
Sens (dB @ 1w/1m) 89.4169 88.8733
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- This item is covered by Riveira Store Return Policy
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