The 4th edition of this classic text offers comprehensive coverage of RF and microwave engineering, building from fundamental electrical engineering principles to practical applications in microwave circuits and devices. Topics include microwave network analysis, impedance matching, directional couplers and hybrids, microwave filters, ferrite devices, noise, nonlinear effects, and the design of oscillators, amplifiers, and mixers. Coverage of microwave and RF systems extends to wireless communications, radar, radiometry, and radiation hazards. Numerous examples and end-of-chapter problems reinforce understanding. The 4th edition also introduces updated material on systems, noise, active devices and circuits, power waves, transients, RF CMOS circuits, and additional contemporary topics.