[ntp:questions] Re: Good GPS for attic?

John Pettitt jpp at cloudview.com
Fri Feb 11 20:27:42 UTC 2005

Ivor Jones wrote:
> "John Pettitt" <jpp at cloudview.com> wrote in message 
> news:8F6Pd.6422$m31.77104 at typhoon.sonic.net...
>>Ivor Jones wrote: >
>>>Why does it have to be a GPS..? If you only want it for a PC time 
>>>reference, why not use one of the many free ntp servers..?
>>You could ask the same question of anybody with a ham radio - why not 
>>use the phone?  It's not about just getting the service.
> I'm a radio amateur..! (G6URP if anyone's interested..!)

I was G6KCQ before I moved to the US and got distracted by the internet.

>>Now it's working it's part of the pool.ntp.org system of free servers - 
>>(if everybody said "why not use one of the many free ntp servers..?" 
>>there would be no free servers).
> Ok, but it does seem to me to be a case of using a sledgehammer to crack a 
> walnut..! GPS provides for so much more than merely a time server.  If 
> it's experimentation you want, it's possible to modify one of the many 
> off-air MSF or WWV etc. clocks and use that to set a PC's time by use of 
> some very simple software and a minimal hardware interface. I still have 
> the details somewhere of one I had to keep an old DOS PC synchronised to 
> MSF.

I have a clock on the wall that's WWV has a WWV sync - but you really 
can't get microsecond accuracy 24/7 for $85 from WWV.    In the end it's 
really just about being a geek and loving it.  :-)


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