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Answer by Phil Frost for How exactly are radio waves produced from a current...
Don't worry about photons unless you want to venture into quantum physics. A photon is the quantum of electromagnetic radiation, which is also a wave. I've yet to find an application in RF engineering...
View ArticleAnswer by dfowler7437 for How exactly are radio waves produced from a current...
Signal power does drop as a square function for E fields because the area covered by the emitted signal increases as a square of the distance, radius.The point about photons, I think... The key is that...
View ArticleAnswer by Kaz for How exactly are radio waves produced from a current in a...
Radio waves are produced when the electric field rapidly changes: there has to be an alternating current.An electric field spreads out into space. When you change an electric field, the distant parts...
View ArticleAnswer by C. Towne Springer for How exactly are radio waves produced from a...
Radio waves were not explained until James Clerk Maxwell described electricity and magnetism with what are now called Maxwell's Equations. They use a form of vector calculus and are far from simple....
View ArticleHow exactly are radio waves produced from a current in a circuit itself?
I am 17, and I am new to electronics, and I've learned everything online and expect to continue to do so with all the resources. I have dug around and can't find concise answers on this question ......
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