Verifit
®
User's Guide Version 4.8 © November 2016
TRIC: Thin-tube Receiver In-the-Canal style of hearing instrument
UCL, Uncomfortable Listening Level, the level for a specified stimulus that is judged to be definitely
uncomfortable.
Volume Control, a user-operated gain control.
Wideband, the extension of the frequency response bandwidth from 8kHz to 16kHz.
WRECD, Wideband Real-Ear-to-Coupler Difference, the difference in SPL produced in an occluded ear
canal and in the 0.4cc coupler by a high impedance coupled sound source.
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