Read JBL W12 GTi (serv.man2) Service Tips online
SPECIFICATIONS
D
IAMETER
:
12" (304.8
MM
)
S
ENSITIVITY
(2.83 V @ 1
M
):
91 dB
P
OWER
H
ANDLING
:
700 W
RMS
, 4,000 W
PK
F
REQUENCY
R
ESPONSE
:
18 H
Z
~ 1
K
H
Z
N
OMINAL
I
MPEDANCE
:
6
OHMS
(
PER COIL
)
V
OICE
-C
OIL
D
IAMETER
:
3.0" (76.2
MM
)
B
ASKET
D
ISPLACEMENT
:
0.12
FT
3
(3.40
LITERS
)
D
IMENSIONS
:
THIELE-SMALL PARAMETERS
V
OICE
C
OIL
D
C
R
ESISTANCE
:
R
EVC
(
OHMS
)* . . . . . 3.20
V
OICE
C
OIL
I
NDUCTANCE
@ 1
K
H
Z
: L
EVC
(
M
H)* . . . . . . 0.75
D
RIVER
R
ADIATING
A
REA
:
S
D
(
FT
2
) . . . . . . . . 0.516
S
D
(
M
2
) . . . . . . . . 0.048
M
OTOR
F
ORCE
F
ACTOR
:
BL (T
M
)* . . . . . . . 14.64
C
OMPLIANCE
V
OLUME
:
V
AS
(
FT
3
) . . . . . . . . 1.58
V
AS
(
LITERS
) . . . . . 44.75
S
USPENSION
C
OMPLIANCE
:
C
MS
(µ
M
/N) . . . . 135.28
M
OVING
M
ASS
, A
IR
L
OAD
:
M
MS
(
GRAMS
). . . . 184.80
M
OVING
M
ASS
, D
IAPHRAGM
:
M
MD
(
GRAMS
) . . . 178.72
F
REE
-A
IR
R
ESONANCE
:
F
S
(H
Z
) . . . . . . . . 31.83
M
ECHANICAL
Q:
Q
MS
. . . . . . . . . . . 6.68
E
LECTRICAL
Q:
Q
ES
. . . . . . . . . . . . 0.55
T
OTAL
Q:
Q
TS
. . . . . . . . . . . . 0.51
M
AGNETIC
-G
AP
H
EIGHT
:
H
AG
(
IN
) . . . . . . . . . 1.00
H
AG
(
MM
) . . . . . . . 25.40
V
OICE
-C
OIL
H
EIGHT
:
H
VC
(
IN
) . . . . . . . . . 2.60
H
VC
(
MM
) . . . . . . . 66.04
M
AXIMUM
E
XCURSION
:
X
MAX
(
IN
) . . . . . . . .0.80
(O
NE
-W
AY
L
INEAR
)
X
MAX
(
MM
) . . . . . . 20.32
*
VOICE COILS CONNECTED IN PARALLEL
SEALED BOX VOLUME
(INCLUDES DRIVER DISPLACEMENT)
(INCLUDES DRIVER DISPLACEMENT)
SEALED
FREQUENCY RESPONSE @ 2.83 V
FREQUENCY RESPONSE @ 2.83 V
SEALED
TRANSDUCER EXCURSION @ 2600 W
TRANSDUCER EXCURSION @ 2600 W
JBL, Incorporated • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com
W12GTi 12" Woofer – Technical Data
mounting depth
10.25" (260.35 mm)
cutout diameter
11.00" (279.40 mm)
outer diameter
12.31" (312.67 mm)
V
BOX
=
1.00 ft
3
(28.32 liters)
(stuffed with loosely-packed fiberfill)
W12GTi
(side view)
C
dB
95
90
85
80
75
70
65
60
55
20 Frequency 50 100 Hz 200 500 1k 2 k
Out-Of-Car
In-Car
12 dB LP @ 80 Hz
12 dB LP @ 80 Hz
C
Xd mM
40
35
30
25
20
15
10
5
0
20 Frequency 50 100 Hz 200 500 1k 2 k
VENTED BOX VOLUME
(INCLUDES DRIVER/PORT DISPLACEMENTS)
(INCLUDES DRIVER/PORT DISPLACEMENTS)
VENTED
FREQUENCY RESPONSE @ 2.83 V
FREQUENCY RESPONSE @ 2.83 V
VENTED
TRANSDUCER EXCURSION @ 3000 W
TRANSDUCER EXCURSION @ 3000 W
SEALED BANDPASS BOX VOLUME
(INCLUDES DRIVER/PORT DISPLACEMENTS)
(INCLUDES DRIVER/PORT DISPLACEMENTS)
SEALED BANDPASS
FREQUENCY RESPONSE @ 2.83 V
FREQUENCY RESPONSE @ 2.83 V
SEALED BANDPASS
TRANSDUCER EXCURSION @ 2100 W
TRANSDUCER EXCURSION @ 2100 W
JBL, Incorporated • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com
W12GTi 12" Woofer – Technical Data
W12GTi
(side view)
Port
fo = 30.0 Hz
diameter = 4.0"
length = 13.31"
V
BOX
=
2.25 ft
3
(63.72 liters)
(all sides lined with 1-inch fiberglass or fiberfill)
C
dB
105
100
95
90
85
80
75
70
65
20 Frequency 50 100 Hz 200 500 1k 2 k
Out-Of-Car
In-Car
12 dB LP @ 80 Hz
12 dB LP @ 80 Hz
C
Xd mM
80
70
60
50
40
30
20
10
0
20 Frequency 50 100 Hz 200 500 1k 2 k
V
REAR
=
1.50 ft
3
(42.48 liters)
(all sides lined with 1-inch fiberglass or fiberfill)
V
FRONT
=
2.00 ft
3
(56.64 liters)
W12GTi
(side view)
diam. = 6.0"
Port
fo= 45.0 Hz
length =
10.57"
C
dB
105
100
95
90
85
80
75
70
65
20 Frequency 50 100 Hz 200 500 1k 2 k
Out-Of-Car
In-Car
12 dB LP @ 80 Hz
12 dB LP @ 80 Hz
C
Xd mM
40
35
30
25
20
15
10
5
0
20 Frequency 50 100 Hz 200 500 1k 2 k
Display
