no tricks, just famitracker. it's really good!https://twitter.com/chibitech/status/1229722920345202688 …
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Also, given that video... that's the DPCM DC offset being used to fade the tri/noise channels out, isn't it (TIL that's a thing)? And otherwise using that channel for the deep bass stuff. That's my guess anyway :-)
I think I hear a smooth fade out of the noise channel at the point where the DC offset is climbing up, but then discrete fade-in in volume steps afterwards when it does not change.
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