Difference between revisions of "Cf252 2017"

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PMT 6" below src: TDC1190[1][25]
 
PMT 6" below src: TDC1190[1][25]
  
==Aug2017==
+
=Aug2017=
  
 
===6655===
 
===6655===

Latest revision as of 17:52, 22 August 2017

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TDC mapping

TDC mapping is the same as usual for neutron detector array.

For the trigger scintillators:

PMT 6" above src: TDC1190[1][27]

PMT 6" below src: TDC1190[1][25]

Aug2017

6655

Two 4X4 inch scintillators are used as a fission trigger. One is fixed directly 6" above and the other 6" below the Cf252 source. The trigger PMTs are fed through a CFD with a threshold of 30mV. A hardware OR of the two trigger scintillators is placed in hardware AND with any PMT in the array. The HV of the trigger is set to -1650 V.

6656

Bad run

6657

Same configuration as run 6655.




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