audiofrequency

audiofrequency

(aw-dee-oh-free -kwĕn-see) Any frequency at which a sound wave would be audible, i.e. a frequency in the range 15 hertz to 20 000 hertz.
References in periodicals archive ?
Pearson Electronics has developed the Powerline Ripple Detector, a passive interface that separates injected audiofrequency ripple from either AC or DC power signals so the ripple can be viewed on a standard spectrum analyzer.