PrimEx Pair Spectrometer

This Page contains info on the PrimEx pair spectrometer installed in the photon beam line in Hall-B.

Overview: PS information on Dan Dale's web page.

  • Dec. 11, 2003 Additional Power Supply
  • In Progress: Aram's Results. (link to Aram's page)
  • August 29, 2001: G6 Rate study. (HTML file)
  • July 7, 2001: PrimEx Pair Spectrometer G8 Commissioning Plan by David Lawrence. (HTML file)
  • June 14, 2001: Plateau Curves #1. (HTML page)
  • June 13, 2001: Pair Spectrometer Plots generated by the CLAS "event_monitor" on run 28754. (HTML page)

    Electronics / Channel Details
    The logic for the PS electronics is housed in a NIM crate in the top of the most upstream tagger rack on the ground floor of Hall-B.

    PS signal channel assignments
    PS data channel assignments
    PS HV channel assignments

    Below is a list of files in the primex/subsystems/pairspectrometer/files folder. Put your file in that directory and refresh this page to have it appear on the list. The files are shown in alphabetical order, so it may be useful to append "year-month-date" to your filename.