Bi-amp Board Set for JBL 4300 Series 4-way Models JBL 4300 Series Not a standalone product

Not a standalone product

Set of four high-quality printed circuit boards that allow owners of the legendary JBL 4300 Series 4-way Studio Monitors (or those who are building their own DIY clones) to upgrade their existing passive crossovers to modern standards using polypropylene film capacitors

making them an easy solution for upgrading your existing system

and will snap in to the same press-fit mounting features as the factory crossover PCB

which contains full parts lists for each of the supported systems

Bi-amp Board Set for JBL 4300 Series 4-way Models JBL 4300 Series Not a standalone productBi amp configurations only! For full passive configurations, please purchase the Full Board Set. If you've previously purchased the Bi amp board set and want to convert your system to full passive, please purchase the Auxiliary Board Set. Pair of high quality printed circuit boards that allow owners of the legendary JBL 4300 Series 4 way Studio Monitors (or those who are building their own DIY clones) to upgrade their existing passive crossovers to