ASA S12.42 2020
$79.63
ANSI/ASA S12.42-2010 (Rev. of ANSI S12.42- 1995) (R2020) – American National Standard Methods for the Measurement of Insertion Loss of Hearing Protection Devices in Continuous or Impulsive Noise Using Microphone-in- Real-Ear or Acoustic Test Fixture Procedures.
| Published By | Publication Date | Number of Pages |
| ASA | 2020 | 66 |
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