21st Century U.S. Army Joint Tactical Ground Station Operations (FM 40-1): JTAGS Receiver for Space-based DSP Satellite Missile Launch Warnings, Missile Defense, NBC Environment

This is the latest edition of an important U.S. Army field manual (FM) dealing with the Joint Tactical Ground Stations (JTAGS), the transportable part of U.S. Space Command’s theater event system which receives direct downlinked data from space-based Defense Support Program sensors. The DSP sensors provide warning of missile launches. JTAGS is the major Army contribution to theater missile defense (TMD).