Function | ||||||
Test Method | TEOAE+DPOAE | DPOAE | TEOAE | |||
Number of Frequency Bands | 6/4 | 4 | 6 | |||
Evaluation Method | Noise-weighted Averaging, Counting of Significant Signal Peaks/ Phase statistics | Noise-weighted Phase Statistics | Noise-weighted Averaging, Counting of Significant Signal Peaks | |||
Stimulus Type | Click Sound/ Primary tone pair,F2/F1=1.22 | Primary tone pair F2/F1=1.22 | Click Sound | |||
Stimulus Level | 60~80dB /50~65dB SPL | 50~65dB SPL | 60~80dB SPL | |||
Frequency Range | 1.5kHz~4kHz/2kHz、3kHz 、4kHz 、5kHz | 2kHz、3kHz 、4kHz 、5kHz | 1.5kHz~4kHz | |||
S/N | 6dB | 6dB | 6dB | |||
Pass | 3 or more of the 6 frequencies/ 3 or more of the 4 frequencies | 3 or more of the 4 frequencies | 3 or more of the 6 frequencies | |||
Display | Measurement Progress, S/N | Measurement Progress, S/N | Measurement Progress, S/N | |||
Result Display | PASS/REFER | PASS/REFER | PASS/REFER |