GT5 SUBSGT SERIES™ ENCLOSURESFor more than 60 years, JBL, Inc., has beendelivering products embodying the technologydeveloped in the professional arena – equippingleading recording studios and movie theaters, aswell as live-music reinforcement in venues rangingfrom clubs to Woodstock. This expertise continues todrive products that provide the impact and excitementof a live performance. The JBL® experience is forenthusiasts who won’t settle for anything less than“live” at home or on the go.JBL GT5 enclosures deliver best-in-class performancefor those looking to add bump in the trunk. Threeloaded enclosures, the GT5-1202BP, GT5-1202BR andGT5-2402BR, are available in the GT5 lineup.PROGRESSIVE SPIDEREach GT5 enclosure features a progressive spider,which offers better control at the excursion limitsthan the linear spider commonly used by competitors.This progressive spider reduces distortion at highoutput levels.VENTED POLEPIECESThese provide additional cooling to the motor structure,resulting in an increase in the subwoofers’ thermalpower-handling capability.PROPRIETARY SLIPSTREAMPORT TECHNOLOGYThe double-flared shape of the oversized port isprecisely calculated, efficiently eliminating port noise.Even at high SPL, airflow through the port will remainuniform, offering better low-frequency extension andwoofer protection.INCREASED RELIABILITYThe vented polepieces and motor structure provideadditional cooling. In combination with the rubber-coated tinsel leads, this results in much better long-term reliability.DUAL-STACKED OVERSIZEDMAGNETSThe increased magnetic flux results in higher efficiencyand better woofer control.OVERSIZED PROTECTIONBARSThe ported models (GT5-1202BR and GT5-2402BR)come with massive metal-bar grilles for a beefy lookand perfect woofer-cone protection.OPTIMIZED BAND-PASSTUNINGUnlike many inexpensive band-pass subwoofers, theGT5-1202BP is able to reproduce even the lowestbass frequencies thanks to a carefully tuned enclosure.PROPRIETARY TERMINALSThe large terminals are designed exclusively for JBLproducts and accept heavy-duty speaker wires.