CAMP VIRGINIA, Kuwait —As Fort Huachuca soldiers wait for their communications equipment to arrive, some are fine-tuning systems that have been in Kuwait for years. A number of tropospheric systems were at Camp Doha were moved to Camp Virginia, where members of the 11th Signal Brigade repaired, checked out and inventoried the four tropos — as called by GIs — that send radio signals into the atmosphere and scatter the signals back to Earth to be used by the Army. Staff Sgt. Jeremy Brown said the systems will eventually head for Iraq, where soldiers of the 40th Signal Battalion will...