JBL GT1241D Technical Data

SPECIFICATIONS

D :
IAMETER
S (2.83 V @ 1 ):
ENSITIVITY M
P H :
OWER ANDLING
F R :
REQUENCY ESPONSE
N I :
OMINAL MPEDANCE
V -C D :
OICE OIL IAMETER
D :
IMENSIONS
mounting depth
6.00" (152.00 mm)
THIELE-SMALL PARAMETERS*
V C D R :
OICE OIL C ESISTANCE
V C I @ 1
OICE OIL NDUCTANCE
D R A :
RIVER ADIATING REA
M F F :
OTOR ORCE ACTOR
C V :
OMPLIANCE OLUME
S C :
USPENSION OMPLIANCE
M M , A L :
OVING ASS IR OAD
M M , D :
OVING ASS IAPHRAGM
F -A R :
REE IR ESONANCE
M Q:
ECHANICAL
E Q:
LECTRICAL
T Q:
OTAL
M -G H :
AGNETIC AP EIGHT
V -C H :
OICE OIL EIGHT
M E :
AXIMUM XCURSION
*
VOICE COILS CONNECTED IN PARALLEL
Harman Consumer Group • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com
GT1241D 12" Woofer – Technical Data
12" (304.8 )
MM
93 dB
300 W
RMS
18 ~ 500 H
Z
4 ( )
OHMS PER COIL
2.0" (50.7 )
MM
cutout diameter
11.125" (283.00 mm)
outer diameter
12.00" (304.80 mm)
R ( ) . . . . . . 1.92
OHMS
EVC
H : L ( H) . . . . . . . 1.33
K Z M
EVC
S ( ) . . . . . . . . 82.46
2
IN
D
S ( ) . . . . . . 532.00
2
CM
D
B (T ) . . . . . . . . . 9.09
L M
V ( ) . . . . . . . . 5.17
3
FT
AS
V ( ) . . . . 146.33
LITERS
AS
C (µ /N) . . . . 354.09
M
MS
M ( ). . . . 143.74
GRAMS
MS
M ( ) . . . 136.69
GRAMS
MD
F (H ) . . . . . . . . 22.00
Z
S
Q . . . . . . . . . . . 8.35
MS
Q . . . . . . . . . . . . 0.46
ES
Q . . . . . . . . . . . . 0.44
TS
H ( ) . . . . . . . . . 0.31
IN
AG
H ( ) . . . . . . . . 7.92
MM
AG
H ( ) . . . . . . . . . 1.25
IN
VC
H ( ) . . . . . . . 31.75
MM
VC
X ( ) . . . . . . . .0.47
IN
MAX
X ( ) . . . . . . 11.91
MM
MAX
SEALED BOX VOLUME
(INCLUDES DRIVER DISPLACEMENT)
V = 1.25 ft
BOX
(all sides lined with 1-inch fiberglass or fiberfill)
SEALED
FREQUENCY RESPONSE @ 2.83 V
dB In-Car
100
12 dB LP @ 80 Hz
95
90
Out-Of-Car
85
80
75
70
65
60
20 Frequency 50 100 Hz
SEALED
EXCURSION/GROUP DELAY @ 300 W
Xd mM
20.0
17.5
15.0
12.5 Group Delay
10.0
7.5
5.0
Transducer Excursion
2.5
0.0
20 Frequency 50 100 Hz
GT1241D
(side view)
3
(35.40 liters)
200 500 1k
200 500 1k
C
2 k
T mSec
10.0
7.5
5.0
2.5
0.0
-2.5
-5.0
-7.5
-10.0
C
2 k