3credits Introduces the concept of radiation, its sources, and its interaction with matter. Introduces electricity and magnetism, the x-ray machine, circuits, components, and practical application. Prerequisite(s):RAD* 104 or RDT* 101, RDT* 111, and PHY* 111, MAT* 115. Corequisite(s):RAD* 204 or RDT* 102.