100[ch] 0.28[ps/ch] 200[ch] 0.54[ps/ch] TDC-calibration.

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Presentation transcript:

100[ch] 0.28[ps/ch] 200[ch] 0.54[ps/ch] TDC-calibration

CDH-resolution (TDC-54[ps/ch])

PMT1 : 1852V PMT2 : 1898V PMT3 : 1767V PMT4 : 1806V Divider1 Divider2 Divider3 Divider4 ADC : ch1 ADC : ch2 ADC : ch3 ADC : ch5 PMT5 : -1600V PMT6 : -1600V Divider5 Divider6 DELAY : cable + module : = 76 ns Discri1:10Vth Discri2:10Vth Discri3:10Vth Discri4:10Vth TDC : ch1 TDC : ch7 TDC : ch2 TDC : ch3 TDC : ch5 TDC : ch6 DELAY : cable 75 ns ADC : ch6 ADC : ch7 ADC : GATE TDC : START Discri5:140Vth Discri6:140VthDELAY : cable 75 ns GATE GENERATOR 回路図回路図

CDH-resolution (TDC-54[ps/ch])

080813

ADC vs TOF before slewing collection

ADC vs TOF after slewing collection

TOF σ = 3.34[ch]*54[ps/ch]=180psec

Trig

PMT1 : 1852V PMT2 : 1898V PMT3 : 1767V PMT4 : 1806V Divider1 Divider2 Divider3 Divider4 ADC : ch1 ADC : ch2 ADC : ch3 ADC : ch5 PMT5 : -1600V PMT6 : -1600V Divider5 Divider6 DELAY : cable + module : = 76 ns Discri1:10Vth Discri2:10Vth Discri3:10Vth Discri4:10Vth TDC : ch1 TDC : ch7 TDC : ch2 TDC : ch3 TDC : ch5 TDC : ch6 DELAY : cable 75 ns ADC : ch6 ADC : ch7 ADC : GATE TDC : START Discri5:140Vth Discri6:140VthDELAY : cable 75 ns GATE GENERATOR 回路図回路図 Trig PMT

ADC vs TOF before slewing collection

ADC vs TOF after slewing collection

080820

TOF σ = 2.45[ch]* 54[ps/ch]=132.3ps σ = 93.6ps

PMT1 : 1942V PMT2 : 1988V PMT3 : 1852V PMT4 : 1893V Divider1 Divider2 Divider3 Divider4 ADC : ch1 ADC : ch2 ADC : ch3 ADC : ch5 PMT5 : -1600V PMT6 : -1600V Divider5 Divider6 DELAY : cable + module : = 76 ns Discri1:10Vth Discri2:10Vth Discri3:10Vth Discri4:10Vth TDC : ch1 TDC : ch7 TDC : ch2 TDC : ch3 TDC : ch5 TDC : ch6 DELAY : cable 75 ns ADC : ch6 ADC : ch7 ADC : GATE TDC : START Discri5:140Vth Discri6:140VthDELAY : cable 75 ns GATE GENERATOR 回路図回路図 Trig PMT

ADC vs TOF before slewing collection

ADC vs TOF after slewing collection

TOF σ = 2.54[ch]* 54[ps/ch]=137.2ps σ = 97.0ps

Trig

PMT1 : 1852V PMT2 : 1898V PMT3 : 1767V PMT4 : 1806V Divider1 Divider2 Divider3 Divider4 ADC : ch1 ADC : ch2 ADC : ch3 ADC : ch5 PMT5 : -1600V PMT6 : -1600V Divider5 Divider6 DELAY : cable + module : = 76 ns Discri1:10Vth Discri2:10Vth Discri3:10Vth Discri4:10Vth TDC : ch1 TDC : ch7 TDC : ch2 TDC : ch3 TDC : ch5 TDC : ch6 DELAY : cable 75 ns ADC : ch6 ADC : ch7 ADC : GATE TDC : START Discri5:140Vth Discri6:140VthDELAY : cable 75 ns GATE GENERATOR 回路図回路図 Trig PMT

ADC vs TOF before slewing collection

ADC vs TOF after slewing collection

TOF σ = 2.54[ch]* 54[ps/ch]=137.9ps σ = 97.5ps