[UK-CONTEST] what's the time?

[Peter Bowyer]

uk.pool.ntp.org is definitive. Well, it's a pool of Stratum 1 NTP
servers, at any rate, which is plenty good enough for contesting :-)

http://www.pool.ntp.org/use.html explains all.

Peter G4MJS

On 13/05/07, G4FNL <g4fnl at bubloz.demon.co.uk> wrote:
> Folks
>
> I was recently challenged on air, because I had started a contest some 20 or
> so seconds early. Initially, I was a bit put-out at being questioned - as I
> thought my clock was correct, and so I did argue the point. Anyway, on
> hearing the call of the challenger - I took note, stopped and started to
> wonder whether I was at fault?  Subsequently, I found out that I was!  So,
> firstly, I am grateful for the comments. Secondly, I wanted to do something
> to prevent this recurring. So, I got wondering how this had happend?
>
> I use a standard Windows XP laptop PC. It is used daily at work. It is
> normally connected to a network (and the Internet). The clock is
> synchronised to one of the registred time sources on the Internet (in my
> case time.windows.com). During contests, it is normally operating
> stand-alone
>
> When I checked against the 'speaking clock', my PC was approx 20 or so
> seconds fast.
>
> I started looking at time sources on the Internet, and found that there
> appears to be quite a discrepancy between sources of 'accurate' time. (I do
> understand that there is latency on the Internet - but I wouldn't have
> expected such large discrepancies in time (several tens of seconds))
>
> So, my question: has anyone found a reliable time source that I can point my
> PC towards that will provide reasonably accurate time synchronisation to
> help me start (and finsh) the contest on time?
>
> 73 Graham G4FNL
>
>
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-- 
Peter Bowyer
Email: peter at bowyer.org