[time-nuts] Need Time Help
wes at triconet.org
Wed Oct 5 12:47:17 EDT 2016
If you are working "real" EME where you, and not a computer plus lookup table,
are coping the signals, none of these precise timing issues exist.
On 10/5/2016 6:18 AM, Peter Torry via time-nuts wrote:
> I must admit to being rather puzzled at the sub microsecond timing requirement
> as I use ntp to set the W7 clock in my computer and have not had any issues.
> In fact less than one second is OK for the usual two minute periods that are
> required to allow for the Faraday rotation. Although I use a GPSDO for a
> frequency reference I find JT software reasonably tolerant of frequency. As I
> may be missing something I would welcome observations on how important the
> period timing requirement is, you never know I might get more contacts.
> On 05/10/2016 12:50, Graham / KE9H wrote:
>> For the group. This ham is trying to work EME. Earth-Moon-Earth propagation
>> path. Aka, "moonbounce."
>> He is trying to time synchronize a system, where the other station he is
>> with can be any other place on the Earth that can also see the Moon.
>> So the system time sync is for a little bit tougher case than a local area
>> --- Graham
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