Pedestal shift study¶
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#4023-#4032: 20210120, no beam, HV on, pulse trigger
#4066: 20210124, no beam, HV off, pulse trigger
Name:_SC_D,_SC_A,_SC_B,_X,_LASPD_t,_LASPD_b,_SC_C,_PreSh_L(SDU#1),_PreSh_R(THU#1),_PreSh_T(SDU#2),_Shower_L(SDU#4),_Shower_R(THU#2),_Shower_T(SDU#5),__CerA,__CerB,__CerC, CerD
HV:1150,_1550,_1650,_0,____800,_____900,_1600,___________1470,___________1740,___________1680,____________1030,_____________1030,____________900,___930,___930,___930, ___930
Do the HV scan following this table (note that CerD is connected to HV channel E08C2_ch07):
For Cherenkov: ch13,ch14,ch15, E08C2_ch07: 910, 930, 950, 970
For Shower: ch10,ch11: 900, 950, 1000, 1050
For Shower: ch12: 800, 850, 900, 950
| DetectorName | PreSh_L | PreSh_R | PreSh_T | Sh_L | Sh_R | Sh_T | CerA | CerB | CerC | CerD |
| run\HV channel | ch07 | ch08 | ch09 | ch10 | ch11 | ch12 | ch13 | ch14 | ch15 | E08C2_ch07 |
| 20230120 | ||||||||||
| 4023-4024 | 1470 | 1740 | 1680 | 800 | 900 | 900 | 910 | 910 | 910 | 910 |
| 4025-4026 | 1470 | 1740 | 1680 | 950 | 950 | 850 | 930 | 930 | 930 | 930 |
| 4027-4028 | 1470 | 1740 | 1680 | 1000 | 1000 | 900 | 950 | 950 | 950 | 950 |
| 4029-4030 | 1470 | 1740 | 1680 | 1050 | 1050 | 950 | 970 | 970 | 970 | 970 |
| 4031-4032 | 1470 | 1740 | 1680 | 1030 | 1030 | 900 | 950 | 950 | 950 | 950 |
| 20230124 | ||||||||||
| 4066 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 20230127 | ||||||||||
| 4084 | 1470 | 1740 | 1680 | 1030 | 1030 | 900 | 950 | 950 | 950 | 950 |
| 4085 | 1515 | 1800 | 1730 | 1030 | 1030 | 900 | 950 | 950 | 950 | 950 |
| 4086 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 20230201 | ||||||||||
| 4110-4111 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 4112-4113 | 1470 | 1740 | 1680 | 1030 | 1030 | 900 | 950 | 950 | 950 | 950 |
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| 20230120 | ||||||||||||||||||||||||||||||||
| run# | ch7.00 | ch7.01 | ch7.02 | ch7.03 | ch7.04 | ch7.05 | ch7.06 | ch7.07 | ch7.08 | ch7.09 | ch7.10 | ch7.11 | ch7.12 | ch7.13 | ch7.14 | ch7.15 | ch8.00 | ch8.01 | ch8.02 | ch8.03 | ch8.04 | ch8.05 | ch8.06 | ch8.07 | ch8.08 | ch8.09 | ch8.10 | ch8.11 | ch8.12 | ch8.13 | ch8.14 | ch8.15 |
| 4023 | 106.7 | 103.6 | 99.0 | 101.4 | 101.3 | 98.5 | 103.4 | 94.9 | 108.9 | 102.6 | 107.1 | 110.3 | 105.0 | 101.6 | 103.5 | 99.2 | 115.3 | 110.3 | 123.0 | 115.8 | 104.8 | 104.7 | 108.4 | 107.0 | 107.0 | 102.1 | 100.6 | 104.5 | 104.9 | 107.4 | 113.2 | 103.1 |
| 4024 | 106.7 | 103.7 | 99.2 | 101.5 | 101.2 | 98.5 | 103.6 | 95.0 | 108.9 | 102.6 | 107.2 | 110.6 | 105.2 | 101.6 | 103.5 | 99.5 | 115.2 | 110.4 | 122.8 | 115.6 | 105.0 | 105.0 | 108.6 | 107.0 | 107.1 | 102.1 | 100.7 | 104.4 | 105.0 | 107.6 | 113.2 | 103.1 |
| 4025 | 106.6 | 103.6 | 99.3 | 101.5 | 101.3 | 98.6 | 103.5 | 94.9 | 108.9 | 102.6 | 107.3 | 110.5 | 105.3 | 101.7 | 103.6 | 99.5 | 115.0 | 110.6 | 122.8 | 117.2 | 105.1 | 105.0 | 108.5 | 107.0 | 107.0 | 102.1 | 100.7 | 104.4 | 104.9 | 107.4 | 113.2 | 103.1 |
| 4026 | 106.6 | 103.6 | 99.2 | 101.5 | 101.3 | 98.6 | 103.4 | 95.0 | 108.9 | 102.6 | 107.3 | 110.5 | 105.2 | 101.5 | 103.4 | 99.4 | 115.1 | 110.4 | 123.0 | 117.3 | 105.1 | 104.8 | 108.4 | 106.9 | 107.1 | 102.1 | 100.7 | 104.4 | 104.9 | 107.5 | 113.5 | 103.1 |
| 4027 | 106.5 | 103.4 | 99.1 | 101.3 | 101.2 | 98.4 | 103.4 | 94.9 | 108.8 | 102.5 | 107.3 | 110.5 | 105.2 | 101.5 | 103.5 | 99.5 | 115.2 | 110.4 | 122.9 | 117.3 | 105.0 | 104.7 | 108.5 | 106.8 | 106.9 | 102.0 | 100.5 | 104.3 | 105.2 | 107.4 | 113.4 | 103.1 |
| 4028 | 106.6 | 103.6 | 99.3 | 101.5 | 101.2 | 98.5 | 103.4 | 95.0 | 108.8 | 102.4 | 107.3 | 110.6 | 105.3 | 101.5 | 103.4 | 99.3 | 115.2 | 110.4 | 122.8 | 117.3 | 105.0 | 105.0 | 108.4 | 107.0 | 106.9 | 102.0 | 100.8 | 104.4 | 105.1 | 107.4 | 113.3 | 103.2 |
| 4029 | 106.6 | 103.7 | 99.1 | 101.5 | 101.3 | 98.5 | 103.5 | 94.9 | 109.0 | 102.5 | 107.4 | 110.5 | 105.3 | 101.6 | 103.5 | 99.6 | 115.2 | 110.5 | 122.9 | 117.3 | 105.0 | 105.0 | 108.6 | 106.9 | 107.0 | 102.1 | 100.7 | 104.4 | 105.0 | 107.3 | 113.2 | 103.0 |
| 4030 | 106.5 | 103.6 | 99.1 | 101.6 | 101.2 | 98.5 | 103.6 | 95.0 | 108.9 | 102.5 | 107.3 | 110.7 | 105.1 | 101.6 | 103.5 | 99.6 | 115.0 | 110.4 | 122.6 | 117.5 | 105.1 | 105.0 | 108.5 | 107.0 | 106.9 | 101.9 | 100.7 | 104.2 | 104.9 | 107.4 | 113.2 | 103.3 |
| 4031 | 106.7 | 103.9 | 99.4 | 101.7 | 101.1 | 98.7 | 103.9 | 95.0 | 109.2 | 102.5 | 107.3 | 110.4 | 105.4 | 101.7 | 103.4 | 99.4 | 115.5 | 110.7 | 122.7 | 118.4 | 105.1 | 105.0 | 108.4 | 107.0 | 107.3 | 102.1 | 100.8 | 104.4 | 105.0 | 107.5 | 113.3 | 103.2 |
| 4032 | 106.6 | 104.0 | 99.3 | 101.7 | 101.2 | 98.7 | 103.8 | 95.1 | 109.3 | 102.7 | 107.4 | 110.7 | 105.4 | 101.8 | 103.5 | 99.5 | 115.1 | 110.7 | 122.9 | 118.7 | 105.1 | 105.0 | 108.5 | 107.0 | 107.2 | 102.1 | 100.7 | 104.3 | 104.9 | 107.7 | 113.3 | 103.3 |
| 20230124 | ||||||||||||||||||||||||||||||||
| 4066 | 106.4 | 103.8 | 99.8 | 101.6 | 101.7 | 98.6 | 103.6 | 95.8 | 109.5 | 103.3 | 107.6 | 110.5 | 105.4 | 102.0 | 103.9 | 99.5 | 117.3 | 109.4 | 123.3 | 124.4 | 104.9 | 105.0 | 108.8 | 107.0 | 107.3 | 101.6 | 101.2 | 104.8 | 105.4 | 108.0 | 115.1 | 103.2 |
| 20230127 | ||||||||||||||||||||||||||||||||
| 4084 | 107.0 | 104.9 | 100.1 | 102.3 | 101.7 | 99.3 | 103.8 | 96.5 | 110.2 | 103.5 | 108.6 | 110.4 | 105.7 | 102.5 | 104.3 | 99.6 | 117.9 | 110.0 | 126.9 | 128.1 | 105.5 | 105.5 | 108.5 | 108.3 | 107.9 | 105.6 | 101.5 | 104.6 | 105.4 | 108.2 | 115.6 | 104.0 |
| 4085 | 107.0 | 105.0 | 100.1 | 102.3 | 101.7 | 99.3 | 103.9 | 96.4 | 110.1 | 103.5 | 108.5 | 110.4 | 105.6 | 102.5 | 104.2 | 99.6 | 118.1 | 110.0 | 126.7 | 128.3 | 105.3 | 105.6 | 108.4 | 108.3 | 108.0 | 105.8 | 101.6 | 104.4 | 105.2 | 108.3 | 115.4 | 104.1 |
| 4086 | 106.9 | 105.1 | 99.8 | 102.2 | 101.7 | 99.1 | 103.8 | 96.4 | 110.2 | 103.5 | 108.5 | 110.3 | 105.8 | 102.7 | 104.2 | 99.7 | 118.3 | 109.7 | 125.1 | 128.3 | 105.2 | 105.5 | 108.5 | 108.3 | 107.9 | 104.6 | 101.4 | 104.4 | 105.1 | 108.2 | 115.3 | 104.1 |
| 20230201 | ||||||||||||||||||||||||||||||||
| 4110 | 106.0 | 101.7 | 99.7 | 100.4 | 99.7 | 98.3 | 101.3 | 94.5 | 107.3 | 100.3 | 106.8 | 108.5 | 103.2 | 100.8 | 101.4 | 98.6 | 107.6 | 107.9 | 103.3 | 116.4 | 103.0 | 103.9 | 106.7 | 106.7 | 106.2 | 101.1 | 100.0 | 102.4 | 103.4 | 107.2 | 108.2 | 101.6 |
| 4111 | 106.0 | 101.8 | 99.6 | 100.4 | 99.6 | 98.1 | 101.3 | 94.5 | 107.3 | 100.3 | 106.8 | 108.4 | 103.1 | 100.7 | 101.4 | 98.7 | 107.5 | 107.9 | 103.3 | 116.6 | 102.9 | 103.8 | 106.7 | 106.8 | 106.2 | 101.1 | 100.0 | 102.5 | 103.2 | 107.1 | 108.1 | 101.9 |
| 4112 | 105.9 | 101.6 | 99.6 | 100.4 | 99.8 | 98.1 | 101.4 | 94.5 | 107.1 | 100.3 | 106.9 | 108.0 | 103.3 | 100.9 | 101.4 | 98.7 | 107.4 | 107.9 | 105.1 | 116.7 | 103.0 | 104.0 | 106.8 | 106.7 | 106.2 | 101.8 | 100.0 | 102.5 | 103.3 | 107.1 | 108.3 | 101.9 |
| 4113 | 106.0 | 101.8 | 99.6 | 100.4 | 99.8 | 98.4 | 101.4 | 94.3 | 107.2 | 100.1 | 106.9 | 108.0 | 103.3 | 100.9 | 101.3 | 98.8 | 107.7 | 107.9 | 104.8 | 117.0 | 103.1 | 104.0 | 106.7 | 106.6 | 106.3 | 101.9 | 100.0 | 102.5 | 103.2 | 107.1 | 108.3 | 101.6 |
Summary:
Within a short time (several days), pedestals are stable and do not show dependence on HVs.
The largest change in pedestal happended to CerSum (ch8.03), which is 8.9 adc unit between HV off and HV on.
However, this change is still within 3 sigma.
The 2nd large change in pedestal happened to SC_D (ch8.00), which is 2.3 adc unit between HV off and HV on.
Updated by Jixie Zhang almost 2 years ago · 12 revisions