The current Journal has an interesting article by Anders Askenfelt (of "Five Lectures" fame) dealing with the question of whether a pianist can affect tone with different playing techniques. He discovered that a hammershank assembly can have several different vibration modes: one involving primarily the shank itself, and another with more movement in the hammer head. He posits that a skilled pianist can alter the force and timing of a keystroke in a way to emphasize one or the other vibration nodes. Certainly changing the weight distribution on the hammershank assembly would affect vibration modes, similar to putting weights on the bridge. --Cy-- www.shusterpiano.com
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