AN/DRC-8 Emergency Rocket Communications System. Mission[edit] The mission of the Emergency Rocket Communications System was to provide assured communication to United States strategic forces in the event of a nuclear attack.
ERCS was basically a rocket or missile, that carried a UHF transmitter as a payload instead of a nuclear warhead. In the event of a nuclear attack, ERCS would launch the UHF transmitter into low space to transmit an Emergency Action Message (EAM) to Strategic Air Command units.,[4][5][6][7] ITER - the way to new energy. Lawrence Livermore National Laboratory (LLNL) National Ignition Facility & Photon Science - Bringing Star Power to Earth.