Package, in page assembly, is subjected to low-frequency vibration, and noise generated by particle impacts is picked up by transducer. Test procedure calls for three transverse shocks to be applied to page to dislodge any trapped particles.
Particle-impact noise detector (PIND)
NASA Tech Briefs ; 2 , 4
1978-03-01
Miscellaneous
No indication
English
Particle Impact Noise Detection (PIND) test
NTRS | 1977
|NTRS
|NTRS
|NTIS | 2022
|Calibration standards for PIND tests
NTRS | 1979
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