the van is at fcbc finals today there should be some vids up in a few days . he is running 8 of the sa-12 d2 on 4 saz-3500d's @ 1/2 ohm before rising to a little over 1 ohm clamped 3670watts per pair the van is a 4th order bandpass peaks in the high 40 hertz range but has a wide range can do its peak on 3 different frequencies.