Difference between revisions of "NPS Calo How-To"

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**[https://logbooks.jlab.org/entry/4169684 Idiosyncracies of the NPS Low Voltage power supply and controls]
 
**[https://logbooks.jlab.org/entry/4169684 Idiosyncracies of the NPS Low Voltage power supply and controls]
 
*[[Taking LED Data]]
 
*[[Taking LED Data]]
 +
**[https://logbooks.jlab.org/entry/4236950 Script for turning on LED for single channel]
 
*[[Taking Cosmic Data]]
 
*[[Taking Cosmic Data]]
 
**[[Generating new HVs for cosmic calibration]]
 
**[[Generating new HVs for cosmic calibration]]

Revision as of 22:44, 4 January 2024

  • Setting the Calorimeter angle (SMHS carriage):
    • NPS Survey Results
    • SHMS angle (as defined in magnet gui) = Desired Calo Angle + Offset
    • Average offset 16.289 deg.
    • To set SHMS angle, use universal offset 16.27 deg. Corrections can be made in analysis
    • Setting the SHMS to angles less than 28 deg (NPS < 11.7 deg) requires tech support and two people in the hall
  • FermiLab Pub-97-092 on R4125 PMT performance (including lifetime)