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Message ID: 94     Entry time: 07 Nov 2019 23:48
Author: Yi Wang 
Type: Routine 
Category: General 
Subject: 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] 

 

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