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User name Templon
Log entry time 18:18:32 on October12,2000
Entry number 50209
This entry is a followup to: 50195
keyword=where the shoulder comes from
Plot below is the raw tc (with my sign inversion), gated on the shoulder
in the tc_cor spectrum. My earlier supposition was not correct apparently.
It does not appear to be associated with any particular paddle, rather with a
particular region of the tc spectrum. I wonder if any optimization was done
on the self-timing spike before?? Is this feature how the optimization is trying
to smooth out the spike? comments welcome.
.
This feature effectively reduces our possible randoms gate from about 70
ns to about 50 ns.
FIGURE 1
FIGURE 2