Are you behind the wheel? Or in the front row at a live concert? The GT5-15 will actually make you think about this question. It combines classic elements with modern JBL engineering breakthroughs. Check out competitors at a similar price point – you won’t find a more solid motor structure, or one that can handle more of whatever intense bass assault you can dish out.
Road noise can destroy realistic audio that always requires true low frequencies. Polypropylene delivers rigidity, with good internal damping, and complete weather-resistance. You get an impossible-to-miss increase in thumping bass.
Audio Specifications
Sensitivity (2.83V@1m) 96dB
Peak Power 1200
Nominal Impedance 4
Power Handling (RMS) 300
Power Handling (Peak) 1200
Frequency Response 20Hz – 400Hz
Woofer Specifications
Suspension Compliance (Cms – ?m/N) 102
Voice Inductance 1kHz (Levc – mH) 2.42
Driver Radiating Area (Sd – in2/cm2) 132.5/855
Electrical Q (Qes) 0.76
Free-Air Resonance (Fs – Hz) 27.3
Maximum Excursion (Xmax –in/mm) .57/14.5
Total Q (Qts) 0.67
Mechanical Q (Qms) 5.7
Voice Coil Height (Hvc – in/mm) 1.45/37
Compliance Volume (Vas – ft3 / l) 3.76/106.5
Voice
Magnetic Gap Height (Hag – in/mm) .31/8
Motor Force Factor (Bl – Tm) 16.53
Dimensions
Mounting Depth (mm) 185
Mounting Cutout Diameter (mm) 355
External Diameter (mm) 391
Mounting Depth (in) 7-5/16
Mounting Cutout Diameter (in) 14
External Diameter (in) 15-7/16