Originally Posted by chpthril
SD-6 for the six 880 in-boats
SD-4 for the pair of 7.7's on the tower and the 12W3
i concur. i have 2 jl 12w3's and feed each of them 500w rms. they can handle more if tuned properly. That being said, I don't think you'd notice the difference between 500w and 600w on them either. Hopefully someone else can chime in to that aspect of the system.