Calibration of the Beam-Position Monitor System for the SLAC PEP-II B Factory


The Beam-Position Monitors (BPM) for the PEP-II B Factory consist of four 1.5cm diameter button style pickups mounted on the diagonals of the quadrupole vacuum chambers. Before installation of the vacuum chambers in the quadrupole assemblies, the electrical center of the BPMs is measured with respect to the mechanical center in a calibration test stand. In… (More)


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