Collects, records, and evaluates information pertinent to location of enemy weapons for use by friendly artillery...
Collects, records, and evaluates information pertinent to location of enemy weapons for use by friendly artillery, using chronograph, gun direction computer, and other fire direction equipment: Observes enemy fire, using transit and records angle to firing position. Measures velocity of projectiles fired from enemy weapon, using chronograph. Determines direction of enemy weapons, using gun direction computer. Collects data and constructs firing chart to plot target location. Computes azimuth (direction), elevation, and other firing data (information to engage target). Communicates firing data to artillery unit personnel, using radio and transmits artillery fire adjustment data to artillery unit.