To cut or not to cut

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Fred Bultman by way of Terry Fritz <twftesla-at-qwest-dot-net>" <royaloakmin-at-home-dot-com>

HI, 
 
I have a pair of GE 30 amp variacs that I am planning on using as the ballast
for my 10kva pig. Should I have the core cut to prevent saturation? I know that
this will ruin it as a voltage control variac. Does anyone have any experience
with cut vs. non-cut?
Thanks,
Jim Bultman
G-2
G-1141