Description: variable or linkage of variables which is the task of the closed-loop or open-loop control to influence; Name: final controlled variable
Description: variable quantity which has, or combination of variable quantities which have, to be influenced by the control; Name: final controlled variable
Description: ten times the logarithm to the base 10 of the ratio of the sound power of a source, p, to a reference value, p0, expressed in decibels; Name: sound output level