DJSlowfets
Senior VIP Member
View attachment 26552799
Ive seen alot of boxes like this why are the port walls not a constant width??
Ive seen alot of boxes like this why are the port walls not a constant width??
Its called a folded horn in some cases ..most i have seen the mouth of the port is much larger ..i had. A dd9515 in a folded horn designed by pwk and it got extremly loud on low power..View attachment 26552799
Ive seen alot of boxes like this why are the port walls not a constant width??
Gotcha thanks man!T-line designs also use this..designs are meant to get loud on low power..