50. A(221Hz) Endpin-tip vibration data

[ 04/08/2017 ]     Labels:  48..Beat.Endpin

 

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3 sec after a A(221Hz, open string) pizzicato
Cello: 110-year-old German cello
Endpin: 10mm(D) steel pipe, 28cm(11in) below tailpin
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Some data might show weakness in intensity. The reason is unknown but it might caused by low-voltage at battery in contact microphone.