Sympathetic Vibration

[Don]

Hi Arlie,

I tuned one U1 once that had jack springs that sang when ever the piano was
played. It was loud enough to hear with the case closed up. I never ran
into another U1 that had that symptom.

At 10:34 AM 11/20/2007 -0700, you wrote:
>I tuned for a customer yesterday who complained of a sympathetic  
>vibration. 
>Arlie Rauch
Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
Non calor sed umor est qui nobis incommodat

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