[Primexd] [New Logentry] Base Replacements

gleasonc at jlab.org gleasonc at jlab.org
Mon Apr 1 11:30:05 EDT 2019


Logentry Text:
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3 bases were replaced today. All had hv issues.

X	Y	old id	new id	reason	old can	new can
18	0	23547	23584	hv	7499809	7500138
17	11	21711	21120	hv	7500092	7495850
21	19	20238	21482	hv	7493586	7500169

I also checked the signal on one channel that has suspicious scalers (X=13, Y=5, Crate=2Mid, Slot=18, Channel=1). The scaler rate is low and flickers on and off, and this has been happening for a few weeks. The signal looked fine- it's amplitude was consistent with those around it. You might want to check the pi0 peak on this channel (I can try and check module number, though Drew may have this lookup table readily available). It did not show up in Ilya's last plot of suspicious channels, so things may be okay. If there is no pi0 peak, then the fadc channel is dead.

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This is a plain text email for clients that cannot display HTML.  The full logentry can be found online at https://logbooks.jlab.org/entry/3674432
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