February 2003
Intermediate to advanced
352 pages
8h 35m
English
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Wireless Frequency
As an ocean wave travels, its height changes; as the front of the wave approaches you, the height increases. When the crest passes you, the height of the wave decreases. The height decreases further as the trough passes you. Finally, the height of the sea is back to the level where it was before the wave appeared. You have just experienced one complete up-down-up wave cycle. Without changes in the wave height, there would be no wave cycle or wave.
Changes in the electron flow in an antenna cause the same changes in the electromagnetic fields around the antenna. Another word for electron flow in a wire is current. Without changes in the antenna current, there would be no change in the electromagnetic fields around the antenna; ...
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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.