[time-nuts] How accurate are cheap radio controlled clocks?

[Brooke Clarke]

Hi David:

I've got a number of the WWVB clocks and can see a few of them at the 
same time.  It's common that they disagree by a few seconds.

Have Fun,

Brooke Clarke
http://www.PRC68.com


Dr. David Kirkby wrote:
> I've got one of the cheap radio-controlled clocks? I was listing to 
> radio 4 the other day and herd the time signal. The radio controlled 
> clock was about 3 seconds off. I was a bit surprised it was so far 
> off. I'm just wondering how accurate these things are.
>
>