[evlatests] P-Band, today
Charles Kutz
ckutz at nrao.edu
Wed Oct 24 18:51:22 EDT 2007
Antenna 21 has bandpass filters attached to the input. We will remove
them when we install the power switches.
Rick Perley wrote:
> No data from 11 or 19 (unplugged), 13 and 16 (no recvr). Ant 25 was
> out of the array.
>
> 26 B is flagged, 26D gives no fringes, but is not flagged. 26A
> and C are not flagged, but low in sensitivity by a factor of about 100.
>
> Very poor sensitivity on 21 (all IFs), 23A and 24A.
>
> Antenna 14 is flagged out on A and C, but o.k. on B and D.
>
> EVLA antennas performing near VLA standards are 17B,D, 18 B,D, and
> 23B,D.
>
> Phase stability looks fine. There were no phase jumps between any
> of the three consecutive scans (at the same frequency/BW).
>
> VLA antenna 12 has remarkably wandering phases on IFs A and C, as
> noted at L-band.
>
>
>
>
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