As the United States fleet of military aircraft age, the maintenance of aircraft electronic Line Replaceable Units (LRU) and Weapons Replaceable Assemblies (WRA) poses an ever increasing challenge. Much of the challenge is related to intermittent faults that occur because of aging wiring and connections. These intermittent problems manifest themselves as “Bad Actor” LRUs/WRAs or as repair shop No Fault Found (NFF) and Cannot Duplicate (CND) test results.