Many thanks to Dr. Greg Taylor, Director LWA, NOAA SWPC, and USAF Weather Agency.
I refer to Ellingson et al. 2013 "The LWA1 Radio Telescope" and my post about the USAF Solar Observatories:
http://herrero-radio-astronomy.blogspot.com/search/label/Air%20Force%20Solar%20Observatories
130529 below
130601 below
130603 below