tuning vs calibration

tuning and calibration both are nouns.

Word	Noun	Adjective	Verb	Adverb
tuning	Yes	No	No	No
calibration	Yes	No	No	No

As nouns, calibration is a hypernym of tuning; that is, calibration is a word with a broader meaning than tuning:

tuning: (music) calibrating something (an instrument or electronic circuit) to a standard frequency
calibration: the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument

Other hypernyms of tuning include standardisation, standardization.

tuning (noun)	calibration (noun)
(music) calibrating something (an instrument or electronic circuit) to a standard frequency	the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument