Difference between revisions of "TOF HV SCAN FALL 2019"
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(Created page with "HV SCAN OF TOF PMTS * Beam conditions: 180nA e-beam on 3.10^4 Al radiator * start with 1150V for all PMTs * take data at each HV settings for about 20 files * HV steps: +/- 2...") |
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** HV = 1150, 1175, 1200, 1225, 1250, 1275, 1300 | ** HV = 1150, 1175, 1200, 1225, 1250, 1275, 1300 | ||
** HV = 1125, 1100, 1075 | ** HV = 1125, 1100, 1075 | ||
+ | |||
+ | After the scan return to nominal running conditions as follows: | ||
+ | |||
+ | On the TOF HV screen click save/restore. This opens a small window. | ||
+ | Click restore HV parameter setpoints. This opens a larger window. | ||
+ | Check that the file at the top of the list is selected, this ends with 1_Dec_2019_ALL1150V.snap | ||
+ | Click Restore. |
Revision as of 20:54, 6 December 2019
HV SCAN OF TOF PMTS
- Beam conditions: 180nA e-beam on 3.10^4 Al radiator
- start with 1150V for all PMTs
- take data at each HV settings for about 20 files
- HV steps: +/- 25V:
- HV = 1150, 1175, 1200, 1225, 1250, 1275, 1300
- HV = 1125, 1100, 1075
After the scan return to nominal running conditions as follows:
On the TOF HV screen click save/restore. This opens a small window. Click restore HV parameter setpoints. This opens a larger window. Check that the file at the top of the list is selected, this ends with 1_Dec_2019_ALL1150V.snap Click Restore.