Amplification for the Hearing-impairedMichael C. Pollack |
Contents
History and Development of Hearing Aids | 1 |
The Carbon Transmitter | 7 |
Transistor Instruments | 12 |
Copyright | |
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ability acoustic adjustment advantage amplification appears approach audiologist Audiology auditory better binaural chapter characteristics child client clinical communication compared consideration considered coupler CROS curve deaf dealer designed determine differences difficulty direct discrimination discussion dispensing distortion earmold effects electroacoustic evaluation example experience Figure fitting frequency response function gain harmonic hearing aid hearing impairment hearing loss hearing-impaired high frequency impaired important improvement increase indicated individual input intelligibility intensity limited List listener manufacturers maximum measurements method microphone mold monaural necessary noise normal obtained output patient peak performance person placed possible practical present pressure problem procedures question range reason receiver recommended reduce reference relationship relatively reported Scale scores selection side signal situation sound specific speech standard subjects threshold tubing understanding variables