
Reliable results for OAE and Audiometry screening. Audiometry: SCREENING DPOAE Quick: SCREEN DPOAE Quick: SCREEN PATH MEDICAL GmbH Landsberger Strobe 65 82110 Germering Germany [email protected] / www.path-medical.de
Open the catalog to page 1• Leak check: analysis of feedback signal (440 Hz probe tone) • Probe check: limit of maximum sound pressure (“stimulus"), comparison across speakers (“symmetry"), leak check (“probe fit") • Calibration: in-the-ear calibration with ear-canal volume adjustment • Noise detection: narrow band noise around 2f2-f1 • Residual noise calculation: weighted averaging, summed weighting factors • Artifact rejection: weighted averaging • Response detection: F-test, F-value at a single point (Fsp) • Frequency ratio f2/f1: 1.22. Sample rate: 48 kHz (stimulus, response) • Minimum DPOAE level criterion: L1 -...
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