Schaub, Arthur Digital hearing aids / Arthur Schaub - New York : Thieme, 2008 - xii, 188 p. : ill. ; 26 cm. ISBN: 9781604060065 RM191.36 Subjects--Topical Terms: Hearing aidsAmplifiersAnalog-Digital ConversionFourier analysis National Library of Medicine Call No.: WV274 / .S313d 2008 9HUKM