 The Wing continued to fulfill its nuclear deterrence role until 1966.Between 1962–1965, the 9th Bomb Wing operated several EB-47E Stratojets, a classified program which were electronics countermeasure conversions of the standard B-47E.These was equipped with what was known as the Phase IV (or Blue Cradle) ECM package, consisting of 16 AN/ALT-6B electronic jammers mounted on a cradle inside the bomb bay.