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Shock and Vibration
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2015
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Article
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Tab 1
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Research Article
The Microphone Feedback Analogy for Chatter in Machining
Table 1
Parameters for modal fit to microphone/speaker FRF magnitude.
ā
Natural frequency (Hz)
Stiffness (a.u.)
Viscous damping ratio
Mode 1
2215
17
0.06
Mode 2
3713
26.2
0.028