RIC Hearing Aid Coupler Measurement Correction?

How Should RIC Hearing Aids be Measured? Background When CIC (completely-in-the-canal) instruments became popular, manufacturers of hearing aid measurement equipment provided alternate couplers, and most often with software corrections, to account for the smaller residual volume of that instrument compared with other instruments that did not fit as deeply into the ear canal (traditional hearing…

Read More

When High Noise Levels are NOT the Issue! (Part I)

A few days ago I accompanied a couple of jeeping friends, Jim Beller and Paul Furr of St. George, UT to the Hurricane Mesa Test Track (HMTT) Facility a few miles from where we live.  It is currently owned and operated by Goodrich Corporation, Universal Propulsion Company, but was started in the mid 1950s by…

Read More