If i have a ported box tuned to 30hz what should i set the infrasonic filter to on the 500/1. And what does Q mean as for as for on an amp what should set it to.
.What would be the calculation for me to do 3 slotted ports to one big one. Or should I just make two slots for 3 12w3d6 downfired. Of course they will be to JL specsat 1.75 cu. ft.