GT5-12 | Quality 12 inch Single Voice Coil (SVC) Subwoofer
GT5-12 12" Woofer – Technical Data - JBL.com
JBL GT5-12D 12 GT5 Series 275W RMS Subwoofer
In the making, 4th order bandpass to house a JBL GT5-12. Removable/Interchangeable... - Fat Sound Customs - Specialist Custom Built Bass Box Subwoofer Enclosures | Facebook
GT5-12D | Quality 12 inch Dual Voice Coil (DVC) Subwoofer