GT4-10 250mm Woofer Technical Data

SPECIFICATIONS

DIAMETER: SENSITIVITY (2.83 V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS:
mounting depth 5.75" (147.00 mm)
10" (250.0 MM) 90 dB 250 WRMS (1,000 WPEAK) 28 ~ 500 HZ 4 OHMS 2.0" (50.8 MM)
SEALED BOX VOLUME (INCLUDES DRIVER DISPLACEMENT)

GT4-10

(side view)
VBOX = 0.75 ft3 (21.24 liters)
(stuffed with loosely-packed fiberfill)
cutout diameter 9.125" (232.00 mm) outer diameter 10.125" (258.00 mm)
SEALED FREQUENCY RESPONSE @ 2.83 V
100 dB In-Car 12 dB LP @ 80 Hz 90

THIELE-SMALL PARAMETERS

VOICE COIL DC RESISTANCE: R EVC (OHMS). 3.63 VOICE COIL INDUCTANCE @ 1 KHZ: L EVC (M H). 2.68 S D (IN 2). 53.63 DRIVER RADIATING AREA: S D (CM2). 346.00 B L (TM). 14.30 MOTOR FORCE FACTOR: VAS (FT3). 1.27 COMPLIANCE VOLUME: VAS (LITERS). 36.10 C MS (M/N). 212.35 SUSPENSION COMPLIANCE: MMS (GRAMS). 136.18 MOVING MASS, AIR LOAD: MOVING MASS, DIAPHRAGM: MMD (GRAMS). 132.48 FS (HZ). 29.60 FREE-AIR RESONANCE: Q MS. 6.45 MECHANICAL Q: Q ES. 0.45 ELECTRICAL Q: Q TS. 0.42 TOTAL Q: HAG (IN). 1.30 MAGNETIC-GAP HEIGHT: HAG (MM). 33.00 HVC (IN). 0.31 VOICE-COIL HEIGHT: HVC (MM). 8.00 X MAX (IN). 0.49 MAXIMUM EXCURSION: X MAX (MM). 12.50

Out-Of-Car 80

Frequency Hz 1k
SEALED TRANSDUCER EXCURSION @ 250 W

20.0 Xd mM 17.5

0.Frequency Hz 1k
JBL Consumer Products 250 Crossways Park Drive Woodbury, NY 11797 www.jbl.com
VENTED BOX VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS) SEALED BANDPASS BOX VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS)
length = 11.96" length = 6.81"

fo = 25.0 Hz

fo = 47.0 Hz
(side view) diam. = 4"

VBOX =

1.75 ft3 (49.56 liters)

diameter = 3"

VREAR = 1.75 ft3 (49.56 liters)
VFRONT = 1.25 ft3 (35.40 liters)
VENTED FREQUENCY RESPONSE @ 2.83 V
110 dB In-Car 12 dB LP @ 80 Hz Out-Of-Car 100
SEALED BANDPASS FREQUENCY RESPONSE @ 2.83 V
dB In-Car 12 dB LP @ 80 Hz

Out-Of-Car

VENTED TRANSDUCER EXCURSION @ 250 W

40 Xd mM 20.17.5

SEALED BANDPASS TRANSDUCER EXCURSION @ 225 W