February 2003
Intermediate to advanced
352 pages
8h 35m
English
Content preview from Deploying License-Free Wireless Wide-Area NetworksBecome 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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Weather and Other Atmospheric Effects
Microwave signals must pass through the earth's atmosphere (unless you are communicating from spacecraft to spacecraft, which is a not-too-distant possibility). The earth's atmosphere is a dynamic environment consisting of regions of constantly changing temperatures, pressures, water vapor, and weather. These changes affect the passage and the propagation of microwave signals. Understanding these propagation changes helps you design reliable wireless WANs.
Precipitation
Rain, snow, hail, fog, and sleet are all forms of precipitation—water or water vapor—that is present in the air. As you evaluate the effect that each form of precipitation has on your wireless WAN, keep in mind that the physical size of a ...
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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.