[Elecraft] Clock Accuracy

Dave elecraft at g4fre.com
Fri Jun 25 00:36:49 EDT 2010


i used to use the windows XCP "sync by internet to NIST time" function but
after having my computer clock set 14 seconds and 17 seconds off utc i
ALWAYS double check and independant source...the k3 is the most convenient



Dave

-----Original Message-----
From: Don Wilhelm [mailto:w3fpr at embarqmail.com]
Sent: Thursday, June 24, 2010 9:15 PM
To: Dave
Cc: elecraft at mailman.qth.net
Subject: Re: [Elecraft] Clock Accuracy


But those modes are computer generated, and the computer clock can be
easily sync'ed with a NIST standard.  I don't know why anyone would want
to use a free-running clock for anything that requires that degree of
accuracy.

The RTC in the K2 or the K3 is intended only for a logging convenience
when no other timepiece is available.  I cannot believe it was ever
intended to be a precision clock standard.  If you err in your log entry
by 30 seconds, does anyone care?

73,
Don W3FPR

Dave wrote:
> Some digital (HF) modes require transmissions timed to start within 1
second
> accuracy. I learnt a long time ago not to use the internal K3 clock for
that
> purpose.
>
> Dave
>
>



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