JBL W12GTI Owners Manual English 1 - Page 1

JBL W12GTI Manual

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W12GTi 12" Woofer - Technical Data SPECIFICATIONS DIAMETER: 12" (304.8 MM) SENSITIVITY (2.83 V @ 1 M): 91 dB POWER HANDLING: FREQUENCY RESPONSE: 700 WRMS, 4,000 WPK 18 HZ ~ 1 KHZ NOMINAL IMPEDANCE: 6 OHMS (PER COIL) VOICE-COIL DIAMETER: 3.0" (76.2 MM) BASKET DISPLACEMENT: 0.12 FT3 (3.40 LITERS) DIMENSIONS: mounting depth 10.25" (260.35 mm) cutout diameter 11.00" (279.40 mm) outer diameter 12.31" (312.67 mm) THIELE-SMALL PARAMETERS VOICE COIL DC RESISTANCE: REVC (OHMS 3.20 VOICE COIL INDUCTANCE @ 1 KHZ: LEVC (MH 0.75 DRIVER RADIATING AREA: SD (FT2 0.516 SD (M2 0.048 MOTOR FORCE FACTOR: BL (TM 14.64 COMPLIANCE VOLUME: VAS (FT3 1.58 VAS (LITERS) . . . . . 44.75 SUSPENSION COMPLIANCE: CMS (µM/N) . . . . 135.28 MOVING MASS, AIR LOAD: MMS (GRAMS). . . . 184.80 MOVING MASS, DIAPHRAGM: MMD (GRAMS) . . . 178.72 FREE-AIR RESONANCE: FS (HZ 31.83 MECHANICAL Q: QMS 6.68 ELECTRICAL Q: QES 0.55 TOTAL Q: QTS 0.51 MAGNETIC-GAP HEIGHT: HAG (IN 1.00 HAG (MM 25.40 VOICE-COIL HEIGHT: HVC (IN 2.60 HVC (MM 66.04 MAXIMUM EXCURSION: XMAX (IN 0.80 (ONE-WAY LINEAR) XMAX (MM 20.32 *VOICE COILS CONNECTED IN PARALLEL SEALED BOX VOLUME (INCLUDES DRIVER DISPLACEMENT) W12GTi (side view) VBOX = 1.00 ft3 (28.32 liters) (stuffed with loosely-packed fiberfill) SEALED FREQUENCY RESPONSE @ 2.83 V 95 dB In-Car 12 dB LP @ 80 Hz 90 85 Out-Of-Car 80 75 70 65 60 55 20 Frequency 50 100 Hz 200 C 500 1k 2 k SEALED TRANSDUCER EXCURSION @ 2600 W 40 Xd mM 35 30 25 20 15 10 5 0 20 Frequency 50 100 Hz 200 C 500 1k 2 k JBL, Incorporated • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com

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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)
SEALED
FREQUENCY RESPONSE @ 2.83 V
SEALED
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)
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
Xd mM
40
35
30
25
20
15
10
5
0
20
Frequency
50
100 Hz
200
500
1k
2 k