Chapter 6. Older Technology
You might think with all the current excitement about wireless communications that the technology has been around for only a short time. Nothing could be further from the truth, which is the topic of this chapter: wireless technologies which have been around awhile. This chapter picks only three of these "older" technologies for discussion: broadcasting, radar, and satellite communication. But even among these three there is a lot of variation in technology and system design. These three were chosen as they represent a good cross section of the various applications of RF technology.
AM radio, which has been around since the early 1920s, is an example of broadcast technology, as are FM radio and television. Broadcast ...
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