Reliability Block Diagram Modeling – A Comparison of Three Software Packages Aron Brall, SRS Technologies, Mission Support Division William Hagen, Ford Motor Company, Powertrain Manufacturing Engineering Hung Tran, SRS Technologies, Mission Support Division 1 THE SOFTWARE PACKAGES - 1 ARINC RAPTOR 7.0.07 From RAPTOR web site: “Raptor is a software tool that simulates the operations of any system.” “Sophisticated Monte Carlo simulation algorithms are