Practical Electronics - Lecture 27 скачать в хорошем качестве

Practical Electronics - Lecture 27

Full-course index: https://practicingelectronics.com/pra... See chapter topics below. This lecture is from a university-level course that builds knowledge in electronics beyond introductory circuits and is intended for mechanical engineers, engineering leaders, and technology innovators who work in an organization that develops or researches electronic systems. 0:00 Announcements 1:01 Antenna Patterns (continued) 3:08 Antenna Types 9:10 Radio Wave Propagation and Path Loss 9:40 RF Power Density & Antenna Effective Area 16:23 Propagation Modes and Phenomena 20:26 Friis Equation and Free-Space Path Loss 27:04 Receive Signal Power Calculation Example 31:09 RF Circuit Performance 31:39 Thermal Noise and Signal-to-Noise Ratio 40:05 Common RF Performance Parameters 46:37 Noise Figure