NB Ceduna appears to have variable gain throughout this experiment. This problems appears to be in the receiver itself but was not discovered until toward the end of the LBA session. The problem appears as a sudden drop in the apparent Tsys and affects both channels.
Recording to ATNF V016A
DAS profile VSOP_HO.PRO
Agilent: 17.4 GHz LOs: 336 Mhs