Oh neat; I had been trying to get Rebirth RB-338 installed on a modern Windows machine without much luck...
Woah! This is really cool! A lot of effort has gone into building this.
It’s also a great example of how playful web audio can be!
How do you trigger the audio output for ios (iphone)?
Assuming you've pressed the yellow Start button (on the TR-808; it looks different on other sequencers), check if you're on silent mode. Some web audio is muted in silent mode on iOS