Figure 19.
Example of 1/3-octave measurement of the internal noise of a hearing aid, showing values for the hearing aid measured in Figure 15.
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.