| ▲ | dole 8 hours ago | |
As a Yank, first thought that came to mind was using geolocation by mains hum because you can. | ||
| ▲ | jdsnape 3 hours ago | parent [-] | |
You can…but, won’t the frequency will be stable across the UK grid and these are all in London. Secondly, pretty sure they all use DC motors, so no hum | ||