A audio hoe 10+ year member Member 32 0 toronto Mar 30, 2003 #1 my amp jbl1200.1 doesnt have a subsonic filter and i was told i need one for a ported box, is this true, if so what can i do about it... thanks peace Click to read more...
my amp jbl1200.1 doesnt have a subsonic filter and i was told i need one for a ported box, is this true, if so what can i do about it... thanks peace Click to read more...