JBL GT1041D
Service Manual

GT1041D 10" Woofer � Technical Data
VENTED BOX VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS) SEALED BANDPASS BOX VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS)

length = 9.00"

Port
fo = 33.0Hz

Port
fo = 65.0 Hz

length = 5.50"

GT1041D
(side view)

GT1041D
(side view)

diam. = 4"

VBOX = 1.25 ft3 (35.40 liters)
(all sides lined with 1-inch fiberglass or fiberfill)

diameter = 3 "

V

REAR (all sides lined with 1-inch fiberglass or fiberfill)

= 1.00 ft3 (28.32 liters)

V

FRONT

= 0.75 ft3 (21.24 liters)

VENTED FREQUENCY RESPONSE @ 2.83 V
105 dB In-Car 12 dB LP @ 80 Hz 100 95 100

SEALED BANDPASS FREQUENCY RESPONSE @ 2.83 V
dB In-Car 12 dB LP @ 90 Hz

95 Out-Of-Car 90

90 Out-Of-Car 85

85

80

80

75

75

70

70

65

65 20 Frequency 50 100 Hz 200 500 1k

C

60 20 Frequency 50 100 Hz 200 500 1k

C

2k

2k

VENTED EXCURSION/GROUP DELAY @ 275 W
40 Xd mM T mSec 40 20.0 35 30 17.5

SEALED BANDPASS EXCURSION/GROUP DELAY @ 275 W
Xd mM T mSec 20 15

30 Group Delay 25

20

15.0

10

10

12.5

Group Delay

5

20

0

10.0

0

15 Transducer Excursion 10

-10

7.5

-5

-20

5.0

Transducer Excursion

-10

5

-30

2.5

-15

0 20 Frequency 50 100 Hz 200 500 1k

C

-40

0.0 20 Frequency 50 100 Hz 200 500 1k

C

-20

2k

2k

Harman Consumer Group � 250 Crossways Park Drive � Woodbury, NY 11797 � VOICE: 516-496-3400 � FAX: 516-496-4868 � www.jbl.com