Antenna Theory, developed by Intelitech, is a comprehensive reference guide that provides an in-depth explanation of the science behind antennas. The app covers a wide range of topics, including antenna fundamentals, basic parameters, near and far fields, radiation patterns, beam and polarization, antenna arrays, and more.

The app is designed to be accessible to both beginners and experts in the field, with a user-friendly interface that makes it easy to navigate through the extensive content. The app also features multimedia content, including diagrams, animations, and videos, that help to illustrate complex concepts. Overall, Antenna Theory is an excellent resource for anyone looking to learn more about antennas and their applications.