The Hearing Aid: Its Operation and Development |
Contents
PART | 5 |
Hearing Aid Legislation and Codes | 130 |
Bibliography | 137 |
Copyright | |
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Common terms and phrases
1-piece acoustic advertising amplifier At-ear audiologist Barrette battery Behind-ear body style bone conduction called carbon aids carbon microphone Corp Crystal mic Custom In-ear deaf Deluxe device diaphragm dot Gain Double mic ear canal ear trumpets ear-level earmold earphone eartip Economy model electric electrons Established ext rec eyeglass fitting frequency response Front mic Gain 40 Glasses Green dot grid headband hearing aid dealers hearing aid industry hearing aid manufacturers hearing loss input instrument Leclanché cells license Maico mercury cell metal microphone Modified mold NHAJ non-electric Opt AVC Oticon Output patent peak plastic plate president Printed circuit purchased Radioear receiver Red dot resistor shown in Figure signal silicon silver oxide Sonotone Sub-models Super table model telephone thick tion tone control Top mic Tradename transistor triode tube hearing aid vacuum tube vacuum tube hearing voltage volts volume control wearable