[evlatests] 7/29 tests

Juan Uson juson at nrao.edu
Mon Jul 31 14:17:05 EDT 2006


Dear All,

Apologies for the lack of details.

It was C (15 channels of 400kHz width centered at 4.88 GHz, PA  
mode).  It was the same of the previous tests, which is why it did  
not occur to me to write it down.

Sorry,

Juan


On Jul 31, 2006, at 2:08 PM, Jim Ulvestad wrote:

> What band?
>
> Juan Uson wrote:
>
>> Dear All,
>>
>> I ran a 5 hour test file on 3C48 (center, 2 half-power, 1 third- 
>> power  position of the power-beam response).  It ran from 10:12:40  
>> on 7/29/06.
>>
>> I have calibrated the data and I am happy to report that all  
>> antennas  performed well.  I did not get antenna 18 but got EVLA  
>> 13 14 and 16.   Antenna 16 was noisier than the rest.  The 50sec  
>> rms (I used 10 sec  dump time) of baselines to antenna 16 were  
>> between 2.5 and 4 times  noisier than most other baselines.
>>
>> I saw no "multiple gain" states on Antenna 16 this time (which  
>> were  present on both 7/22 and 7/23).
>>
>> Cheers,
>>
>> Juan
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