Credit Weight: 0.5 Description: The electro-magnetic wave spectrum from low radio frequencies up to and including optical frequencies. Hazards associated with radiative and inductive fields resulting from E.M. waves. Recommended safety precautions. Transmission lines. Waveguides. Radio wave propagation. Antennas. Satellite communications. Fibre-optic communications. Offering: 0-0; 3-1.5