RF power versus antenna gain (the results may shock you)
20:57
The Fresnel Zone explained
22:46
Fundamentals of RF Power Sensors
41:02
HackadayU: Introduction to Antenna Basics - Class 1
35:31
How do antennas work?
17:15
FPV 5.8GHz helical antenna shootout
13:50
What are Antenna Gain, EIRP, and Friis Equation?
20:58
#181: Power Amplifier Concept
15:34