RF Engineering, or Radio Frequency Engineering, is a specialized field that focuses on the design and application of devices and systems that operate at radio frequencies. This includes technologies such as cellular networks, Wi-Fi, and satellite communications. RF engineers work on the development of antennas, transmitters, and receivers, ensuring that signals are transmitted and received efficiently over various distances. The work of RF engineers is crucial in many industries, including telecommunications, broadcasting, and aerospace. They analyze and optimize the performance of RF systems to minimize interference and maximize signal quality. This involves using tools like spectrum analyzers and network analyzers to test and refine their designs.