ok i need some help i have some bad noise in my tweeters i have a 4 chanell amp boss but i like to set my amp cross-over to put my tweters and my 6x9 but the cross-over no have a hpf,full,lpf boton only have a numbers star 40 then 80 and 100.130,140 then 150 finish 160 were i have to pu my tweeters and my 6x9 tanks