A Yamaha DX7 On A USB Dongle

The Yamaha DX7 was released in 1983, with its FM synthesis engine completely revolutionizing the electronic music world at the time. It didn’t come cheap, and still doesn’t today, but we are blessed with emulators that can give us the same sound on a budget. In that vein, [Kevin] decided to whip up a Yamaha DX7 you can carry around in a little USB dongle. 

This is a companion discussion topic for the original entry at https://hackaday.com/2023/11/24/a-yamaha-dx7-on-a-usb-dongle/