When HN users recommended it
2 HN users recommended this between 2022 and 2024, in 2 comments.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
2 HN users recommended this between 2022 and 2024, in 2 comments.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
Most of the ones I have used. The dial is just a display they can use NTP or RCC etc to stay synced. Ex: https://www.amazon.com/Crosse-Technology-WT-3129B-Atomic-Ana...
https://en.wikipedia.org/wiki/WWV_(radio_station)
By "atomic" clocks (for example https://www.amazon.com/Crosse-Technology-WT-3129B-Atomic-Ana...), and older brands of watches.
I think there are also older industrial applications using this technology to syncronize.