Sealed Enclosures
Gross Internal Volume
-3dB Down Point—In Car
System "Q"
(2Ω)
(4Ω)
Recommended Enclosure Dimensions (Internal)
Height
Width
Depth
Ported Enclosures (Generator Series only)
Gross Internal Volume
Tuning Frequency
Port Diameter
Port Length
Recommended Enclosure Dimensions (Internal)
Height
Width
Depth
ProSeries
Competitor Series
12.5LF 10.5LF 8.5LF
1500
1.0ft
3
0.5ft
3
0.3ft
3
1.5ft
20Hz
20Hz
20Hz
20Hz
0.9
0.8
0.6
1.36
1.1
0.95
0.7
1.56
10.5"
7.5"
6.5"
10"
13.0"
11.0"
9.0"
16"
13.0"
11.0"
9.0"
16"
Enclosure Recommendations
The ProSeries and Competitor Series subwoofers are
designed to deliver optimum performance in small
sealed enclosures. The Generator Series subwoofers are
designed for either sealed or ported enclosures. The fol-
lowing are the recommended enclosure volumes:
1200
1000
800
3
1.0ft
3
0.5ft
3
0.3ft
3
20Hz
20Hz
20Hz
1.03
0.92
0.69
1.12
0.98
0.73
10.5"
7.5"
6.5"
13.0"
11.0"
9.0"
13.0"
11.0"
9.0"
GS1500
2.5ft
3
35Hz
4"D
11"L
20"
16"
13.5"
Generator Series
GS1500 GS1200 GS1000
2.5ft
3
1.5ft
3
.75ft
3
20Hz
20Hz
20Hz
1.63
1.38
1.18
1.5
1.29
1.09
20"
16"
12"
16"
14"
11"
13.5"
12"
9.75"
GS1200
GS1000
1.5ft
3
1.25ft
3
35Hz
33Hz
3"D
3"D
7.3"L
11"L
16"
14"
14"
11.5"
12"
14"
3