Re: [BLAST_ANAWARE] charge and spin flipper

From: Chi Zhang (zhangchi@MIT.EDU)
Date: Fri Feb 27 2004 - 11:19:13 EST


> I think that ADC channels are ok to begin with. In fact they were
> not reset by software, since they come directly from you electronics ( I
> remember that time). The problem is only that scaler. We use scaler to

if we believe Epics channel is more reliable than scaler in terms of spin
flipper status, I can program lrn to override scaler fipper with epics
data. It is easy except for the synchronization of the two streams.

> count charge. Thus, charge was not counted properly and asymmetry was
> not normalized correctly.



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