this post was submitted on 30 Mar 2024
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[–] ChaoticNeutralCzech@feddit.de 2 points 1 year ago

It's a square wave with some amplitude shift keying. An NES could play it, so can an Arduino with a little amplifier and speaker. Sounds like a fun project! Every 100ᵗʰ press of the button could play the 1-up sound instead.