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Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 15.3 ft3.
Port Area: 150 in2.
Tuning Frequency: 34 Hz.
Ported Box
for Dual 18 inch Subwoofers
| Slot (Right Panel)
Net Internal Volume: 10 ft3.
Port Area: 160 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 5.1 ft3.
Port Area: 46.5 in2.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 6.5 ft3.
Port Area: 40 in2.
Tuning Frequency: 28 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Front Panel)
Net Internal Volume: 4.8 ft3.
Port Area: 51.2 in2.
Tuning Frequency: 37 Hz.
Ported Box
for 18 inch Subwoofer
| Pipe (Front Panel)
Net Internal Volume: 7.8 ft3.
Tuning Frequency: 30 Hz.
Ported Box
for 18 inch Subwoofer
| Slot (Right Panel)
Net Internal Volume: 7.8 ft3.
Port Area: 96.1 in2.
Tuning Frequency: 30 Hz.
Ported Box
for Dual 18 inch Subwoofers
| Slot (Front Panel)
Net Internal Volume: 9.2 ft3.
Port Area: 64.8 in2.
Tuning Frequency: 32 Hz.