[evlatests] evla problems, Jan 10 2005
Robert Hayward
rhayward at aoc.nrao.edu
Tue Jan 10 20:06:56 EST 2006
Regarding Antenna 16, all the receivers that we can monitor remotely
(i.e., L, X, K & Q-Band) are cold.
Unless there is some other problem, such as frost on the weather window,
(or bird nests), maybe we have a reappearance of moisture building up
inside the feeds...
-Bob
>
> Antenna 16
> Had not been touched so all four IFs are still working. However
> it seems clear that its sensitivity is degraded and has been for
> a while now. This is true at all bands not just K and Q. If
> the SD voltages are to be taken seriously a high T_sys is
> indicated.
>
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