MediaTech: TV/Radio Tech (Basics): How Radio Works (U5-P1) Fa14

Before talking about how radio works, it is first helpful to understand the electromagnetic spectrum.  What is the electromagnetic spectrum?




Now, how does radio fit into this?  What does it have to do with the spectrum?  The following video provides a good overview.



Now some detail from decades ago. While the specific tech shown is from decades ago, the basic principles still apply today. Spot the steps in signal processing?



For a quick summary on how radio works, see this quick vid.





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