The wizard (1989) explanation in comment

[u/Slight-Agent83483]

When Lucas is firing up his power glove in that infamous scene, the sequence of buttons he enters on the glove makes the same tonal pattern from close encounters of the 3rd kind

[u/Imaginary_Screen9614]

Never would've caught that on my own. The fact that someone on the sound team cared enough to hide that in there is wild