Audio Dictionary

Level / Gain: level / gain. A gain or level control lets you cut (mitigate) increase (amplify) a set of frequencies.

Notes (Keys): Is the scale or scales used in any piece of music, based around a central note (root). It is not necessary to do a music course to know if a following note sounds good or bad, anyone can pick up if it sounds out of tune.

Standardization: Is that the larger high volume coincides with the maximum allowed.