Solved examples from K.D. Prasad’s exercise sets. 0;79;0;a3; 🎯 Target Audience Students: Ideal for ECE/EE undergraduate curriculum.
High-frequency waves are radiated upward and refracted (bounced) back to Earth by the ionosphere—a layer of charged particles in the upper atmosphere.
The minimum distance from the transmitter along the Earth's surface where the sky wave of a specific frequency returns to Earth. Inside this boundary, no signal can be received via sky waves.
Shortwave radio and international over-the-horizon communications. 3. Space Wave (Line-of-Sight - LOS) Propagation
The theoretical foundation of antenna radiation often begins with the (a physically short, infinitesimally small current-carrying wire).
This comprehensive guide structures the core concepts of K.D. Prasad's "Antenna and Wave Propagation" into a professional presentation format. Engineering students and educators can use this breakdown to build or study a complete PPT slide deck.
) : Ratio of the total power radiated to the total electrical power accepted by the antenna input terminals. : Efficiency multiplied by directivity ( Effective Aperture ( Aecap A sub e
Practice the derivations for far-field radiation from linear antennas.
): The measure of an antenna's ability to collect power from an incident electromagnetic wave.
Ensure the PPT includes: Radiation Patterns, Antenna Gain/Directivity Calculations, Array Theory, and Propagation Models (Ground, Sky, Space wave). Essential Study Tips for AWP
Basics of slot antennas and horn antennas. 3. Antenna Arrays
You can review consolidated slides in the Slideshare Antenna Presentation .
: Yagi-Uda, Helical, Horn, and Slot antennas.
Features geometry defined completely by angles, making its electrical properties periodic with the logarithm of the frequency.
: Analysis of half-wave dipoles and quarter-wave monopoles, including current distribution and field components.