on the topic of ports square or cirlce
i am putting together 4 re sx 12"s facing up ported back with approx 11 ft*3 net including sub displace no port displace
should i have 1 or 2 chambers (2each)
circle or square and circle =port diameter and length or square port= total port space and length
want little port noise this is in a truck and will be for daily not spl so i dont need a high freq box i want loud
see my sig for current system for this truck