JBL Speaker FAQ and Information
The 12" JBLs are at the intersection of vintage HiFi and crystal clear guitar tones of the '60s and beyond. I've seen quite a few of the same questions pop up about JBL speakers as used in Fender amplifiers and with Jerry Garcia rigs so I decided to create an entry to aggregate the information as I understand it, in one place. I'll update this entry often as I stumble upon new information. JBL D131/D120 High-Level Specs Originally with a 131-404 (D131), 21032 (D120) part numb