Megan Gerhart, Au.D. received her doctorate of audiology from the University of Florida. She has experience helping pediatrics to geriatrics both in private practice and medical models of care. She ...

If you’ve hung around electronics for any length of time, you’ve surely heard of the decibel (often abbreviated dB). The decibel is a measure of a power ratio. Actually, the real measure is a bel, but ...

A decibel is most accurately described as a logarithmic method for measuring the magnitude of a signal relative to a given reference level. Only when we know what the reference point is does the ...