Analog Hearing Aid Benefits
Analog hearing aids benefit the wearer by amplifying sound and improving hearing. They are obtained through an audiologist or hearing aid dispenser.
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History
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According to "Hearing Aids" by Harvey Dillon, hearing aids have developed over the centuries from the horn in 1650 to the carbon amplifier in 1899 to the vacuum tube in 1920. The analog hearing aid was invented in 1952.
Types
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Conventional analog hearing aids take a specific frequency (chosen by the audiologist) based on the audiogram and amplifies all sound. Programmable analog hearing aids have a microchip that allows for different settings for different environments, such as conversation, theater or outdoors.
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Analog vs. Digital
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Digital hearing aids have the same features as analog, but use digitized sound processing to recognize sound and block out background noise. Digital hearing aids reduce static and whistling noises.
Expense
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The cost of analog hearing aids depends on the specific style and the hearing aid dispenser. While they are less expensive than digital, hearing aid dispenser littlefieldhearing.com lists their analog hearing aids between $395 and $1,295 as of 2009.
Expert Insight
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Analog hearing aids are not used as much as digital hearing aids. While digital aids are more expensive, the technology makes hearing aid retention significantly higher, according to Shane Walker, licensed audiologist.
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