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Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.3 ft3.
Port Area: 69.8 in2.
Tuning Frequency: 30 Hz.
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 8.0 ft3.
Port Area: 69.8 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4.6 ft3.
Port Area: 54.3 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 7.5 ft3.
Port Area: 78 in2.
Tuning Frequency: 32 Hz.
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 8.5 ft3.
Port Area: 132.8 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 7.1 ft3.
Port Area: 85.2 in2.
Tuning Frequency: 32 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.3 ft3.
Port Area: 62 in2.
Tuning Frequency: 25 Hz.
Ported Box
for 18 inch Subwoofer
| Pipe (Front Panel)
Net Internal Volume: 6.4 ft3.
Tuning Frequency: 32 Hz.