VENTED BOX VOLUME (INCLUDES(INCLUDES DRIVER/PORT DISPLACEMENTS)VENTEDFREQUENCY RESPONSE @ 2.83 VVENTEDEXCURSION/GROUP DELAY @ 300 WSEALED BANDPASS BOX VOLUME(INCLUDES DRIVER/PORT DISPLACEMENTS)SEALED BANDPASSFREQUENCY RESPONSE @ 2.83 VSEALED BANDPASSEXCURSION/GROUP DELAY @ 300 WHarman Consumer Group • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.comGT1241D 12" Woofer – Technical DataGT1241D(side view)Portfo = 35.0 Hzdiameter = 4"length = 8.00"VBOX = 2.00 ft3 (56.64 liters)(all sides lined with 1-inch fiberglass or fiberfill)CdB1051009590858075706520 Frequency 50 100 Hz 200 500 1k 2 kOut-Of-CarIn-Car12 dB LP @ 80 HzCXd mM4035302520151050T mSec 20151050-5-10-15-2020 Frequency 50 100 Hz 200 500 1k 2 kTransducer ExcursionGroup DelayVREAR = 2.50 ft3 (70.80 liters)(all sides lined with 1-inch fiberglass or fiberfill)VFRONT = 1.25 ft3(35.40 liters)GT1241D(side view)diam. = 4"(2) Portsfo= 55.0 Hzlength =11.00"CdB1051009590858075706520 Frequency 50 100 Hz 200 500 1k 2 kOut-Of-CarIn-Car12 dB LP @ 60 HzCXd mM4035302520151050T mSec 20151050-5-10-15-2020 Frequency 50 100 Hz 200 500 1k 2 kTransducer ExcursionGroup Delay