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Author Topic: Etymotic Research ER-4P measurement  (Read 596 times)

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speakerphone

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Etymotic Research ER-4P measurement
« on: March 20, 2015, 11:01:51 AM »


Uncompensated  (Raw)




Diffuse Field Target Compensated. (Based on ISO 11904-2)




Olive-Welti Target Compensated




Cumulative Spectral Decay (Left)




Impedance Magnitude and Electrical Phase




Harmonic distortions @94dB (Left)




Harmonic distortions (Right)



Difference between ER-4S and ER-4P

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