Read JBL GT4-15 Info Sheet online
VENTED BOX VOLUME
(INCLUDES DRIVER/PORT DISPLACEMENTS)
(INCLUDES DRIVER/PORT DISPLACEMENTS)
VENTED
FREQUENCY RESPONSE @ 2.83V
FREQUENCY RESPONSE @ 2.83V
VENTED
TRANSDUCER EXCURSION @ 250W
TRANSDUCER EXCURSION @ 250W
SEALED BANDPASS BOX VOLUME
(INCLUDES DRIVER/PORT DISPLACEMENTS)
(INCLUDES DRIVER/PORT DISPLACEMENTS)
SEALED BANDPASS
FREQUENCY RESPONSE @ 2.83V
FREQUENCY RESPONSE @ 2.83V
SEALED BANDPASS
TRANSDUCER EXCURSION @ 250W
TRANSDUCER EXCURSION @ 250W
GT4-15
(side view)
Port
fo = 28Hz
diameter = 6"
length = 15.13"
V
BOX
=
4 ft
3
(113.27 liters)
(all sides lined with 1-inch fiberglass or fiberfill)
C
dB
110
100
90
80
70
60
50
40
30
20 Frequency 50 100Hz 200 500 1k 2k
Out-Of-Car
In-Car
12dB LP @ 80Hz
12dB LP @ 80Hz
C
Xd mM
40
35
30
25
20
15
10
5
0
20 Frequency 50 100Hz 200 500 1k 2k
V
REAR
=
3.40 ft
3
(96.28 liters)
(all sides lined with 1-inch fiberglass
insulation or fiberfill)
insulation or fiberfill)
V
FRONT
=
2 ft
3
(56.63 liters)
(all sides lined with 1-inch
fiberglass insulation or fiberfill)
fiberglass insulation or fiberfill)
GT4-15
(side view)
diam. = 6"
Port
fo= 40Hz
length =
14.73"
C
dB
110
100
90
80
70
60
50
40
30
20 Frequency 50 100Hz 200 500 1k 2k
Out-Of-Car
In-Car
12dB LP @ 80Hz
12dB LP @ 80Hz
C
Xd mM
20.0
17.5
15.0
12.5
10.0
7.5
5.0
2.5
0.0
20 Frequency 50 100Hz 200 500 1k 2k
GT4-15 380mm Woofer – Technical Data
JBL Consumer Products • 250 Crossways Park Drive • Woodbury, NY 11797 • www.jbl.com
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