>Must be a Canadian thing. > >Good-naturedly, respectfully, I disagree. A very rusty old piano, as >described, I would tune flat if I thought strings were going to be >snapping left and right. (Notice I did not use the word "flat" in >describing it to the customer.) Or maybe a math thing. The difference in string tension at A-4 between 435 and 440 is about 4 pounds. If the string won't take another four pounds, I'd say it's probably too dangerous to tune it at all. Ron N
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