Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A, B Inferred I/O curves for sinusoidal stimuli at 500 Hz and 4 kHz. Each line is for a different stimulus frequency, as indicated by the inset in units relative to the probe frequency. Dashed lines illustrate linear responses with zero gain. C, D Corresponding isolevel curves. Each line is for a different input level from 40 to 85 dB SPL in 5-dB steps, as indicated by the inset.
