“…Had you walked into a hospital clinical engineering department twenty five years ago, you likely would have seen benches filled with test instrumentation like safety analyzers, physiological simulators, oscilloscopes, voltmeters, function and frequency generators, and powers supplies, along with the ever-present soldering iron (Hopps, 1977). Technicians and engineers would be referring to schematics and component diagrams, using them to guide their analysis and test of a device or system.…”