[evlatests] Antenna 1 at Ka-band

Rob Long rlong at nrao.edu
Thu Jan 14 09:31:15 EST 2010


Did the Ka-band receiver get fixed on ant 1?  I know there was a problem 
with ant 1 and the FE guys were working on it, but I don't know what the 
conclusion was.

Rob

Rick Perley wrote:
>     I believe there has been some discussion about what is wrong with 
> antenna 1 at Ka-band. 
> 
>     From the data taken last weekend, it is clear that the problem with 
> the data lie with the system temperature calculation.  The raw 
> visibility data (correlation coefficients) are just fine.  But the Tsys 
> values are either missing or utterly absurd. 
> 
>     Of course, there is no diagnosing the problem possible now -- we'll 
> await the rise of WIDAR to see what happens ...
> _______________________________________________
> evlatests mailing list
> evlatests at listmgr.cv.nrao.edu
> http://listmgr.cv.nrao.edu/mailman/listinfo/evlatests




More information about the evlatests mailing list