Okay well basically, I want to conver the entire copping board in a layer of rubber.
I want sound vibrations to travel from one end to the other of the rubber covered choppingboard at the same speed it would if there was just a rectangle of rubber with no plastic choppingboard in the middle...
I am trying to control the speed at which a sound vibration takes to travel the length of a plane/plank.
I have a plastic choppingboard, at one end is a contact microphone at the other end I tap the choppingboard to create a vibration.
Now, I want the sound to travel very slowly across the...