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.
The attack and release time for a 2 kHz test signal. The top panel shows a 2 kHz input signal that abruptly decreases from an initial level of 90 dB SPL to 55 dB SPL and then increases again to 90 dB SPL. The lower panel shows the response of a compression hearing aid with an attack time of 3 milliseconds and a release time of 50 milliseconds to the same signal.
