tuning a radio or television

tune in

coordination; regulation; adjustment

adjustment

(music) Abbreviation of ギター (gitā, “guitar (of a rock band)”).

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a guitar

a sound / when used with a "hear" verb, a rumor or fame / news, tidings / a reply, response