[evlatests] Phased VLA all fringy.

Walter Brisken wbrisken at nrao.edu
Fri Sep 6 00:09:30 EDT 2013


Hi Ken,

Any way to confirm this and to allow anticipation of this in the future?

 	-Walter

On Thu, 5 Sep 2013, Ken Sowinski wrote:

>>
>> Surprise! ty040 = Sept 4th fringe check, worked, even after all the
>> update activity on both arrays.
>>
>> A couple of wrinkles, both minor. Walter, ignore them if you are busy.
>>
>> difx 2.2 worked fine. difx-devel died (I tried it first, not sure
>> if I needed the development or now-standard version) If you care
>> about it we can try to re-run what I did.
>>
>> Y27 is now -16us from PT. The Y GPS shows no such drift since we last
>> observed. Can PT be +16us off (I'm not sure the jobs I make get the
>> clock offset and drift that standard production jobs automatically get
>> applied ?) I guess I could dig thru the inputs, but I'm getting tired.
>
> The 16 usec might be the change in PPSdelay that we made to accommodate
> the subband delay module.
>
>
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