2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/37182Based on background measurements at PEP II the impact of machine-related backgrounds on individual components of multipurpose detectors is examined, that operate in an asymmetric B factory at luminosities up to 10^{36} cm^{-2} s^{-1}. Extrapolations of the BABAR experience suggests two feasible detector designs.8 pages, 8 Figures, LatexHigh Energy Physics - Experimenttext