开云体育

It is amazing that the "Envelope Elimination and Restoration method" was there alreay in the 1950s despite limitations in means for implemention.

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I wrote up a little overview of the methods, called the "Fourth Method of Generation and Detection of Single-Sideband Signals", here https://la3za.blogspot.com/2024/10/a-fourth-method-of-generation-and.html

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Sverre