Difference between revisions of "G2p BCM calibration"
From Hall A Wiki
(→Introduction) |
(→Tungsten Calorimeter Calibration Results) |
||
| Line 8: | Line 8: | ||
===Tungsten Calorimeter Calibration Results === | ===Tungsten Calorimeter Calibration Results === | ||
calibration constant can find in: [http://hallaweb.jlab.org/experiment/g2p/collaborators/pzhu/wiki/bcm%20calibration.ods here] | calibration constant can find in: [http://hallaweb.jlab.org/experiment/g2p/collaborators/pzhu/wiki/bcm%20calibration.ods here] | ||
| + | |||
| + | ~3.17 3rm downstream scaler abnormal | ||
| + | 3.18~4.2 LHRS upstream scaler noisy | ||
| + | 4.2~4.9 RHRS SIS3801 scaler not working | ||
| + | 4.9 changed RHRS scaler channel for bcm | ||
| + | 4.19~ calibration constant changed | ||
| + | Near 5.12 3rm sis3801 not working? | ||
| + | 5.13~5.14 downstream broken | ||
| + | |||
| + | in constant area: | ||
| + | blue available slope | ||
| + | green available pedestal | ||
| + | black not available | ||
| + | |||
| + | "in avail run area: | ||
| + | black means not available | ||
| + | same color in neighbour cell means same calibration constant" | ||
| + | |||
| + | happex C=slope*875us*(ΔA-ped*ΔEntry)) | ||
| + | scaler SIS3800 & SIS3801 C=slope*(ΔA-ped*ΔEntry) | ||
==New Hall A 2 channel BCM receiver 1H00== | ==New Hall A 2 channel BCM receiver 1H00== | ||
Revision as of 11:17, 29 May 2012
Contents
Tungsten calorimeter
Introduction
Analysis and scripts
you can find the script in: /adaqfs/home/adaq/pzhu/bcm/tungsten
Tungsten Calorimeter Calibration Results
calibration constant can find in: here
~3.17 3rm downstream scaler abnormal 3.18~4.2 LHRS upstream scaler noisy 4.2~4.9 RHRS SIS3801 scaler not working 4.9 changed RHRS scaler channel for bcm 4.19~ calibration constant changed Near 5.12 3rm sis3801 not working? 5.13~5.14 downstream broken
in constant area: blue available slope green available pedestal black not available
"in avail run area: black means not available same color in neighbour cell means same calibration constant"
happex C=slope*875us*(ΔA-ped*ΔEntry)) scaler SIS3800 & SIS3801 C=slope*(ΔA-ped*ΔEntry)
