| ID |
Date |
Author |
Type |
Category |
Subject |
|
91
|
07 Nov 2019 02:07 |
Yi/Marco/Andrea | Routine | General | morning data taking, purity check | Run 956
Gas pocket: ON (thickness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 957
Gas pocket: ON (thickness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 958
Gas pocket: ON (thickness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 960
Gas pocket: ON (thickness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 200 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 961
Gas pocket: ON (thickness 7mm)
Fields: OFF
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k |
|
131
|
14 Nov 2019 04:03 |
Yi/Edgar/Sam | Routine | General | Noise data taking | Run 1121
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 50 V (lower than breakdown voltage)
Number of events: 5k
Run 1122
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 63 V
Number of events: 5k
Without blanket
Run 1125
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 5k
Without blanket
Run 1126
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 67 V
Number of events: 3.5k
trigger rate went down to 1 Hz, run was stopped manually
Without blanket
Run 1127
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 67 V
Number of events: 2k
Without blanket
Run 1128
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 67 V
Number of events: 5k
With blanket
trigger rate went down to 1 Hz, run was stopped manually
problem with DAQ forced to restart manually
Run 1129
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 67 V
Number of events: 5k
With blanket
trigger rate went down to 1 Hz, run was stopped manually
problem with DAQ forced to restart manually
jsroot_server stops from time to time
1573739641 14:54:01.099 2019/11/14 [Logger,INFO] Client 'jsroot_server' on buffer 'SYSTEM' removed by cm_periodic_tasks because process pid 26693 does not exist
Run 1130
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 67 V
Number of events: 5k
With blanket
Run 1131
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 5k
With blanket
Run 1132
Gas pocket: OFF
Fields: OFF
Threshold: external clock, 50Hz
Trace length: 1ms total, 600 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 5k
With blanket
|
|
71
|
05 Nov 2019 04:48 |
Yi Wang | Routine | General | Run 873 | Gas pocket: ON (thinkness unknown, since the TPC pressure is >200 mbar)
Fields: drift 500V/cm extraction 3.78kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Comment: try to trigger on S2 |
|
72
|
05 Nov 2019 04:57 |
Yi Wang | Routine | General | Run 875 | Gas pocket: ON (thinkness unknown, since the TPC pressure is >200 mbar)
Fields: OFF
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Comment: compare to Run 873 |
|
73
|
05 Nov 2019 05:09 |
Yi Wang | Routine | General | Run 877 | Gas pocket: ON (thinkness unknown, since the TPC pressure is >200 mbar)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Comment: compare to Run 873, 875 |
|
86
|
05 Nov 2019 23:58 |
Yi Wang | Routine | General | Morning data taking, purity check | Run 917
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 918
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 919
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 920
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
|
|
88
|
06 Nov 2019 11:22 |
Yi Wang | Routine | General | Evening data taking, purity check | Not sure if the trigger threshold is correctly set, there is an error:
Traceback (most recent call last):
File "/home/dsproto/online/dsproto_analyzer/threshold_tool.py", line 71, in <module>
main()
File "/home/dsproto/online/dsproto_analyzer/threshold_tool.py", line 47, in main
(mean, rms) = fit_res
ValueError: too many values to unpack (expected 2)
the trigger threshold for all the runs in this Elog is 2699 ADCc below the baseline (see Elog 89)
Run 943
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 945
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 946
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 948
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 949
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 951
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 952
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 954
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1600 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
TPC Pressure: >200 mbarg
SiPM HV: 65 V
Number of events: 10k |
|
94
|
07 Nov 2019 23:48 |
Yi Wang | Routine | General | morning data taking | Run 973
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 222 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 974
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 222 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 975
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 222 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 976
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 222 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 978 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MAX
Threshold: external clock (laser NIM), laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
Run 979 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MIN
Threshold: external clock (laser NIM), laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
After laser run:
Switch Laser OFF
In Chronobox:
DIsable "External Triger Enable [ext_trig_ena]0\[0]
Input "0x3F3F3F7F" in "Enable Channel [ch_enable]
|
|
107
|
10 Nov 2019 00:06 |
Yi Wang | Routine | General | morning data taking | Run 1022
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 159 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1024
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 186 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1025
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 207 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1026
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1000 ADC below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 225 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1028 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MAX
Threshold: external clock (laser NIM), laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
Run 1029 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MIN
Threshold: external clock (laser NIM), laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k |
|
113
|
11 Nov 2019 00:37 |
Yi Wang | Problem | MIDAS | cannot connect to rootana | The connection to rootana is lost.
No data taking can be started. |
|
118
|
11 Nov 2019 23:57 |
Yi Wang | Problem Fixed | Trigger | ID 117 problem is fixed | The problem reported in ID 117 is somehow fixed this morning. |
|
119
|
12 Nov 2019 00:16 |
Yi Wang | Problem | Digitizer | V1725 error, runs keep crashing | 09:15:33.955 2019/11/12 [feov1725MTI00,ERROR] [feoV1725.cxx:663:link_thread,ERROR] Exiting thread 3 with error |
|
121
|
12 Nov 2019 00:24 |
Yi Wang | Routine | General | Morning data taking | Run 1084
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1085
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 200 ADCc below baseline
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1086
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 240 mbarg
SiPM HV: 65 V
Number of events: 6k
Run crashed: 09:31:55.239 2019/11/12 [feov1725MTI00,ERROR] [feoV1725.cxx:663:link_thread,ERROR] Exiting thread 0 with error |
|
125
|
13 Nov 2019 00:08 |
Yi Wang | Routine | General | Morning data taking | Run 1099
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 250 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1100
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 250 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1101
Gas pocket: ON (thinkness 7mm)
Fields: drift 500 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 250 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1102
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 250 mbarg
SiPM HV: 65 V
Number of events: 10k
Run 1103
Gas pocket: ON (thinkness 7mm)
Fields: OFF
Threshold: 1000 ADCc below baseline
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 250 mbarg
SiPM HV: 65 V
Number of events: 10k |
|
134
|
15 Nov 2019 00:19 |
Yi Wang | Routine | General | Laser run | Run 1166 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MAX
Threshold: external clock, laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
Trigger rate went to 0, run was stopped manually.
Run 1169 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MAX
Threshold: external clock, laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
Run 1170 Laser run
Chronobox: External trigger Enable
Chronobox: Enable Channel [ch_enable]: 0x00000000
Laser Intensity: MIN
Threshold: external clock, laser set to 1kHz
Trace length: 12us, 5us pre-trigger
SIPM HV: 65V
Number of events: 100k
|
|
136
|
16 Nov 2019 01:57 |
Yi Wang | Routine | General | Dual phase data taking proposed by Marco | Run 1186
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 100 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 10k
V1725 offline, run stopped manually
Run 1188
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 100 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 70k
Trigger rate became very low, run stopped manually
Run 1189
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 200 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 5
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1190
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 200 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 10
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1191
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 200 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 15
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1192
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 5
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1193
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 10
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1194
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 2
Trace length: 30us total, 5 us pre-trigger
Threshold extend: 15
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1195
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 2
Trace length: 200us total, 100 us pre-trigger
Threshold extend: 5
TPC Pressure: 26 mbarg
SiPM HV: 65 V
Number of events: 10k |
|
137
|
17 Nov 2019 00:48 |
Yi Wang | Routine | General | dual phase data taking | Run 1197
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 200 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1198
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 2.8 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1200
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 200 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1201
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
Data taking has to be stopped because of the noises.
|
| Attachment 1: Screenshot_from_2019-11-17_11-02-26.png
|
|
|
138
|
17 Nov 2019 02:23 |
Yi Wang | Routine | General | dual phase data taking | Noise problem seems like fixed after remaking the Al foil cover.
Run 1208
Gas pocket: ON (thinkness 9mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1209
Gas pocket: ON (thinkness 9mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Coincidence: 3
Trace length: 100us total, 50 us pre-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 30 mbarg
SiPM HV: 65 V
Number of events: 20k
At the end of run 1209, a lot of noise show up again. |
|
114
|
11 Nov 2019 00:47 |
Yi / Edgar | Problem Fixed | Digitizer | Problem fixed by restarting the VME crate | |
|
115
|
11 Nov 2019 01:12 |
Yi / Edgar | Routine | General | Morning data taking | Run 1065
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 1000 ADCc below baseline
Trace length: 100us total, 80 us post-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 260 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1066
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 500 ADCc below baseline
Trace length: 100us total, 80 us post-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 260 mbarg
SiPM HV: 65 V
Number of events: 20k
Run 1067
Gas pocket: ON (thinkness 7mm)
Fields: drift 200 V/cm, extraction 3.78 kV/cm
Threshold: 200 ADCc below baseline
Trace length: 100us total, 80 us post-trigger
Threshold extend: 5x16 = 80ns
TPC Pressure: 260 mbarg
SiPM HV: 65 V
Number of events: 20k |
|