Subwoofer Box Sundown Audio Sundown X-18 V3 D1 28hrtz
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 7 ft3.
Port Area: 112 in2.
Tuning Frequency: 28 Hz.
Subwoofer Box Sundown Audio 18.V3 D1
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 7 ft3.
Port Area: 112 in2.
Tuning Frequency: 32 Hz.
Subwoofer Box Sundown Audio 18"
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 7 ft3.
Port Area: 112 in2.
Tuning Frequency: 32 Hz.
Subwoofer Box Dayton Audio Mega Large "18" Subwoofer Box
Sealed Box
for 18 inch
Net Internal Volume: 17.7 ft3.
Subwoofer Box SoundQubed 2 HDX 3 18s
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 12.4 ft3.
Port Area: 161 in2.
Tuning Frequency: 26 Hz.
Subwoofer Box SoundQubed HDX 3
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 11.5 ft3.
Port Area: 161 in2.
Tuning Frequency: 26 Hz.
Subwoofer Box Skar Audio SDR-18 X 2
Ported Box
for Dual 18 inch Subwoofers
| Slot (Right Panel)
Net Internal Volume: 10 ft3.
Port Area: 129.5 in2.
Tuning Frequency: 25 Hz.
Subwoofer Box Skar Audio 18" SDR
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.5 ft3.
Port Area: 64.8 in2.
Tuning Frequency: 28 Hz.
