3 ms·
I have an "atomic clock" that receives WWVB and runs for years on 2 AA batteries. It's 20 years old so what you want is eminently doable.
by bityard 5y ago
I have an "atomic clock" that receives WWVB and runs for years on 2 AA batteries. It's 20 years old so what you want is eminently doable.
- m-p-3 5y agoI retrofitted a WWVB clock movement in my kitchen clock. It's quite nice not having to set it up when changing the battery or when DST shows up.