[evlatests] Low amplitudes at Q-band
Rob Long
rlong at nrao.edu
Thu Oct 20 17:38:12 EDT 2011
Any idea who is using the array right now? We could take a few moments
to set up at Q-band to check the hardware.
Rob
Rick Perley wrote:
> I had a test, right after lunch, at all bands from X through Q.
> In reviewing the Q-band data, I agree with some of Michiel's observations:
>
> 6 looks o.k. to me.
> 8 is very low in IFs A and C -- this is the case at *all bands*!!!
> 11 is very low in RCP (IFs A and B)
> 21 was out of the array for my test.
> 22 and 24 look o.k. to me.
>
> Rick
>
>
> Michiel Brentjens wrote:
>> When looking at a brief test data set for tonight's Q-band holography, I noticed that there are a couple antennas / IFs
>> with low amplitudes:
>>
>> - 6 (all IFs)
>> - 8 AC
>> - 11 RCP
>> - 21 (all IFs)
>> - 22 RCP
>> - 24 (all IFS)
>>
>> Perhaps someone can look into these.
>>
>> - Michiel
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