\BOOKMARK [1][-]{section.1}{Introduction}{}% 1 \BOOKMARK [1][-]{section.2}{PrimEx \040experiment with the GlueX detector}{}% 2 \BOOKMARK [1][-]{section.3}{Compton calorimeter of the PrimEx \040experiment}{}% 3 \BOOKMARK [2][-]{subsection.3.1}{Calorimeter design}{section.3}% 4 \BOOKMARK [2][-]{subsection.3.2}{Module design}{section.3}% 5 \BOOKMARK [2][-]{subsection.3.3}{Electronics}{section.3}% 6 \BOOKMARK [2][-]{subsection.3.4}{Light Monitoring System}{section.3}% 7 \BOOKMARK [2][-]{subsection.3.5}{Calibration}{section.3}% 8 \BOOKMARK [2][-]{subsection.3.6}{Performance during the PrimEx \040run}{section.3}% 9 \BOOKMARK [1][-]{section.4}{Upgrade of the GlueX forward calorimeter}{}% 10 \BOOKMARK [2][-]{subsubsection.4.0.1}{Magnetic shielding of PMTs}{section.4}% 11 \BOOKMARK [3][-]{subsubsection.4.0.2}{Light guide studies}{subsubsection.4.0.1}% 12 \BOOKMARK [3][-]{subsubsection.4.0.3}{Detector rate}{subsubsection.4.0.1}% 13 \BOOKMARK [1][-]{section.5}{Neutral Particle Spectrometer}{}% 14 \BOOKMARK [1][-]{section.6}{Summary}{}% 15 \BOOKMARK [1][-]{section.7}{Acknowledgments}{}% 16