[evlatests] 4-band Status
Charles Kutz
ckutz at nrao.edu
Wed Aug 15 17:34:07 EDT 2007
Antenna 17's and 26's 4-Band polarizations have been swapped in the
antenna. They should be correct now.
Chuck
Charles Kutz wrote:
> Antenna 11's 4-Band polarization was swapped today (Tuesday, 14th).
> We will swap antenna 17's and antenna 26's 4-band polarization tomorrow
> during maintenance visits to the antennas.
>
> Chuck
>
>
>
> Rick Perley wrote:
>> Things are much improved now. Ken squashed some buglets, and the
>> observations just made clearly show the following:
>>
>> 1) Antennas 7 and 12 give no fringes at all.
>>
>> 2) Antenna 24 is completely messed up -- huge and false amplitudes,
>> or noise, or both.
>>
>> 3) Antennas 11, 17, and 26 have their polarizations reversed.
>> Please interchange the R and L cables.
>>
>> 4) Antenna 18 gives barely visible fringes.
>>
>> 5) Antenna 21 gives no fringes on the A,C (IF#1) side.
>>
>> 6) The fringe amplitudes for antennas 11 and 19 are very low.
>>
>>
>> _______________________________________________
>> evlatests mailing list
>> evlatests at listmgr.cv.nrao.edu
>> http://listmgr.cv.nrao.edu/mailman/listinfo/evlatests
>
> _______________________________________________
> evlatests mailing list
> evlatests at listmgr.cv.nrao.edu
> http://listmgr.cv.nrao.edu/mailman/listinfo/evlatests
More information about the evlatests
mailing list