Speaking of lookup tables, I recall reading the DX-7 (https://www.righto.com/2021/11/reverse-engineering-yamaha-dx7.html https://www.righto.com/2021/11/reverse-

Speaking of lookup tables, I recall reading the DX-7 (https://www.righto.com/2021/11/reverse-engineering-yamaha-dx7.html https://www.righto.com/2021/11/reverse-engineering-yamaha-dx... shared a few months ago on HN), that DX-7 has a 4096-entry 14-bit sine ROM built into the chip itself.