Henry,
Stiffness also has to do with the thickness of the product. I am not arguing with science. I am just stating from my experience. I would still take an S series speaker over the A series but yoy need ro get to the S5 to match the A5.
Stiffness also has to do with the thickness of the product. I am not arguing with science. I am just stating from my experience. I would still take an S series speaker over the A series but yoy need ro get to the S5 to match the A5.