[evlatests] ea05 at X-band is very bad ...

[Jim Ogle]

Antenna 5's x-band is warm, it was turned off yesterday.


> -----Original Message-----
> From: evlatests-bounces at nrao.edu [mailto:evlatests-bounces at nrao.edu] On
> Behalf Of Rick Perley
> Sent: Wednesday, November 09, 2011 7:49 AM
> To: evlatests at aoc.nrao.edu
> Subject: [evlatests] ea05 at X-band is very bad ...
> 
>     A short test was run last night, at all bands.
> 
>     At X-band, the data are of superlative quality -- with one glaring
> exception.  ea05 is giving very, very weak fringes, and its switched
> power is all wrong -- the PDif values are essentially noise with a
> negative offset, and the PSum values, although of reasonable amplitude,
> are changing on short timescales in an erratic manner.
> 
>     Something amiss with the receiver, I expect ...
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