Subwoofer Box Gas max s1 18d1
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 7 ft3.
Port Area: 95 in2.
Tuning Frequency: 24 Hz.
Subwoofer Box Skar Audio evl 2x2 corners and centers
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 9 ft3.
Port Area: 111 in2.
Tuning Frequency: 31 Hz.
Subwoofer Box Ural 10
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 3.1 ft3.
Port Area: 35 in2.
Tuning Frequency: 29 Hz.
Subwoofer Box Dayton Audio UMII18-22 x2 EXTREME BASS BUILD
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 10.6 ft3.
Port Area: 108.5 in2.
Tuning Frequency: 24 Hz.
Subwoofer Box Yamaha
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4.9 ft3.
Port Area: 77.5 in2.
Tuning Frequency: 35 Hz.
Subwoofer Box DL Audio Phoenix Bass Machine 18
Ported Box
for 18 inch Subwoofer
| Pipe (Front Panel)
Net Internal Volume: 7.1 ft3.
Tuning Frequency: 30 Hz.
Subwoofer Box SB Acoustics nero 21
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 14.1 ft3.
Port Area: 232.5 in2.
Tuning Frequency: 28 Hz.
Subwoofer Box Skar Audio SDR-18
Ported Box
for 18 inch Subwoofer
| Slot (Right Panel)
Net Internal Volume: 4.6 ft3.
Port Area: 28 in2.
Tuning Frequency: 28 Hz.
