Difference between revisions of "CountingDaq 230804"

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Recording on Zoom:   
 
Recording on Zoom:   
  
Participants:
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Participants: B. Moffit, P. King, D. Adhikari, D. McNulty, M. Gericke, S. Chatterjee
 +
 
 +
*  Sayak:  he now has the MPD readout working, after a firmware downgrade.  He is starting to work on the decoder, and will check with Chandan to get the PREX2 code as an example
 +
*  Paul:  Ryan has a preliminary design in Vitus for the VTP.  We need to talk with Ben about how best to move forward, whether
 +
*  Dustin:  when he illuminates a PMT (instrumented with one of the irradiated bases) with an LED he sees small pulses out-of-time from his LED pulse.  Michael thinks it might just be thermal noise from the PMT, but Dustin thinks the rate is higher than he would expect from that.
 +
**  We discuss a few tests to characterize the noise
 +
*  Dustin:  Discussing the cables for the PMTS.  The counting mode signal cables we plan to borrow from SBS would be BNC terminated; the FADCs have Lemo inputs, so we'd need to have a BNC-to-Lemo conversion patch panel.  We can buy a set of short patch cables in the DAQ budget.
 +
*  Michael:  Jie has made a few more changes on the base to reduce some of the noise.  They'll produce another 20 prototype bases next.

Revision as of 16:25, 4 August 2023

Back to Main Page >> Data Acquisition Meetings >> Counting mode DAQ meetings

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Meeting information

 Meeting time:  12:00pm Eastern
   
  Zoom connection information is sent out by email; please reach out to Paul if you don't have the current link.

Agenda

  • Activity updates
  • General discussion

Minutes

Recording on Zoom:

Participants: B. Moffit, P. King, D. Adhikari, D. McNulty, M. Gericke, S. Chatterjee

  • Sayak: he now has the MPD readout working, after a firmware downgrade. He is starting to work on the decoder, and will check with Chandan to get the PREX2 code as an example
  • Paul: Ryan has a preliminary design in Vitus for the VTP. We need to talk with Ben about how best to move forward, whether
  • Dustin: when he illuminates a PMT (instrumented with one of the irradiated bases) with an LED he sees small pulses out-of-time from his LED pulse. Michael thinks it might just be thermal noise from the PMT, but Dustin thinks the rate is higher than he would expect from that.
    • We discuss a few tests to characterize the noise
  • Dustin: Discussing the cables for the PMTS. The counting mode signal cables we plan to borrow from SBS would be BNC terminated; the FADCs have Lemo inputs, so we'd need to have a BNC-to-Lemo conversion patch panel. We can buy a set of short patch cables in the DAQ budget.
  • Michael: Jie has made a few more changes on the base to reduce some of the noise. They'll produce another 20 prototype bases next.