December 1999
Intermediate to advanced
258 pages
5h 23m
English
Content preview from Essential Guide to RF and Wireless, TheBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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GETTING AROUND
Once an RF signal enters an antenna and gets transformed into a current, it needs to get around, moving from component to component. I have called this thing which carries the current a conductor, but there are several media used in the RF world to get a signal from one point to another in a receiver or in a transmitter. These media, represented by the straight lines in any RF block diagram or schematic, fall into one of three categories: cables, waveguides, and circuit traces.
Cables
Cable Construction
One way RF signals move around is through cables. The cable hooked up to the back of a VCR is an example of an RF cable, albeit an inexpensive one. RF cables are known as coaxial cables, which is a fancy way of saying that there ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.