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TY - CONF AU - Brill, A.R. AU - Calvey, J.R. AU - Harkay, K.C. AU - Keane, R.T. AU - Sereno, N. AU - Wienands, U. AU - Wootton, K.P. AU - Yao, C. ED - Schaa, Volker RW ED - Jansson, Andreas ED - Shea, Thomas ED - Olander, Johan TI - Current Monitor and Beam Position Monitor Performance for High Charge Operation of the Advanced Photon Source Particle Accumulator Ring J2 - Proc. of IBIC2019, Malmö, Sweden, 08-12 September 2019 CY - Malmö, Sweden T2 - International Beam Instrumentation Conferenc T3 - 8 LA - english AB - A design choice for the Advanced Photon Source Upgrade to inject into the storage ring using bunch swap out rather than off-axis accumulation means that the Advanced Photon Source injectors are required to accelerate much higher electron bunch charge than originally designed. In the present work, we outline upgrades to the current monitor and beam position monitor diagnostics for the Particle Accumulator Ring to accommodate bunch charges of 1-20 nC. Through experiments, we compare and characterize the system responses over the range of bunch charge. PB - JACoW Publishing CP - Geneva, Switzerland SP - 552 EP - 554 KW - injection KW - electron KW - electronics KW - extraction KW - accumulation DA - 2019/11 PY - 2019 SN - 2673-5350 SN - 978-3-95450-204-2 DO - doi:10.18429/JACoW-IBIC2019-WEPP017 UR - http://jacow.org/ibic2019/papers/wepp017.pdf ER -