Recognition of radaremittersignalsisan importantsymbol to measure the technicallevelof radar countermeasure in modernelectronic countermeasure, besides, it is an urgentproblemto solve.
Today, the best that can be said is that the extent and duration of future EMP-induced blackouts would depend on whether the emitter generates a small or large pulse, and whether it is detonated at ground-level or from high altitudes.