Front View
Measurement
Optimum Enclosure Recommendations
Specification
Sealed enclosure volume
Ported (vented) enclosure volume
Port diameter
Port length
2
Fully filled with absorption material.
3
Lined with absorption material.
10" Subwoofer
13
275 mm (10
/
in.)
16
3
247 mm (9
/
in.)
4
2
3
12" Subwoofer
356 mm (14 in.)
325 mm (12
10" Subwoofer
3
27 L (0.95 ft.
)
3
45 L (1.6 ft.)
)
104 mm (4.1 in.)
7
265 mm (10
/
in.)
16
13
/
in.)
16
12" Subwoofer
3
≥ 60 L (2.12 ft.
)
3
250 L (8.83 ft.)
)
101.6 mm (4 in.)
127 mm (5 in.)
9