the ratio, expressed in decibels, of the maximum output level at a specified frequency, with reference bias applied, to the residual output level at that frequency, after erasure in a specified field at a specified temperature Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=806-15-78
the ratio, expressed in decibels, of the maximum output level at a specified frequency, with reference bias applied, to the residual output level at that frequency, after erasure in a specified field at a specified temperature