Jakerrr
10+ year member
Senior VIP Member
+270 deg for the hp and -270 for the lp, which is the same as -90 for the hp and +90 for the lp, phase difference of 180 between the 2Hm then that would make it so two drivers, each with -36db. LPF and HPF at the same frequency. Would then give you...what ending phase???