[evlatests] almost all working

[Ken Sowinski]

> The only failure is that antenna 16 IFs A and C are dead at
> L band.  No TP, and when the gain is driven up to provide
> enough signal to the T5 there are still no fringes.  The 
> L301-1 claims to be locked so that rules out the most obvious
> culprit.  C band works, so the T302 is probably OK.  I don't
> see anywhere else to look for the cause.

Tests were followed with astronomical observations at
L band and antenna 16 seems fine now.  Perhaps a sticky
switch somewhere between the T302 and the downconverters?