Quote Originally Posted by Pedro66 View Post
Yes but I feel and I cannot prove it yet that the drone may be that the pipes do not extend beyond the bags so we are getting some reverb

You can try adding some packing to the existing baffles that should take the pressure of the back of your head
Perhaps I'll clamp some sheet metal around the pipe ends to extend past the bags and see if it helps. Maybe the longer tips would help. I'll let you know soon as it stops raining so I can do it.

Dickie