Definition for Hum
Back to ArticleAn undesired continuous signal caused by AC
Definition:
AC (Alternating Current): Current whose electrical flow alternates between positive and negative quadrants, and whose magnitude varies periodically. Alternating current is used in most commercial power transmission, and is also the basis of audio or video signals. electrical power, typically 60/50 HzDefinition:
See Hertz. and its harmonics.
