Insertion Loss
Acoustics
This may be applied to a silencer or other sound-reducing element, in a specified frequency band, the decrease in sound power level, measured at the location of the receiver, when a sound insulator or a sound attenuator is inserted in the transmission path between the source and the receiver.
Electronics
The loss in power caused by the insertion of a network between a source and a load.
See also: Acoustic Filter Elements, Sound Transmission Loss.
Subjects: Electronics Noise & Vibration