32 ms·

> ...is any of this useful for anything? A musical ignition coil might not be... Some Siemens engineers decided that if they couldn't get rid of locomotive sta

> ...is any of this useful for anything? A musical ignition coil might not be... Some Siemens engineers decided that if they couldn't get rid of locomotive startup leaking into the audio bands, they might as well make it sound like they meant to be playing it: https://www.youtube.com/watch?v=DpMxETSV4K8 https://www.youtube.com/watch?v=DpMxETSV4K8

Rinzler89 2y ago
We used to play music on the coils of BLDC drone motors when learning to control them in university 12+ years ago when that was hot shit.
jfim 2y ago
The Montreal metro also had a pleasant three tone chime on the older MR-73 trains.