>I've been considering getting a gram gauge for measuring damper >lever weight/spring tension. >Is there a "normal" amount of weight/tension a grand piano? For >instance a Steinway D? I adjust the tension of the assist springs with a gram scale. In the pamphlet for the Renner Back Action Kit, there is a recommended tension scale. -- Regards, Jon Page -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100310/b6228818/attachment.htm>
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