Shortening PORT?

SPL35 New member Username: Reaudio Post Number: 6 Registered: May-04	Posted on Monday, May 24, 2004 - 03:37 GMT If i shorten the port in my box that is tuned to 30 Hz will it change the frequency response of the sub?
GlassWolf Gold Member Username: Glasswolf NorthWest, Michigan USA Post Number: 3198 Registered: Dec-03	Posted on Monday, May 24, 2004 - 16:50 GMT it'll change the port frequency by raising it.