[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-305X4":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"305X4","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":16,"notes":23},"Electronic Computer and Switching Systems","converted",null,"1993",[14],{"code":15,"liveCode":11,"name":11},"2E2X1",[17],{"title":18,"url":19,"accessedAt":20,"sourceDate":21,"locator":22},"Electronic Computer and Switching Systems, AFSC 2E2X1","https://apps.dtic.mil/sti/tr/pdf/ADA351536.pdf","2026-07-28","1998-07","Introduction, report p. 1","The official USAF report says AFSC 305X4 was converted to AFSC 2E2X1 in October 1993. The exact day was not stated in the located passage, so effectiveTo is year-only. Confidence: high for lineage; medium for date precision."]