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decibel

Intro to RF and dB math

Slideshow presented at AfNOG 2009 in Cairo, Egypt.

It is a very quick introduction to the physical basis of telecommunications, many concepts are briefly introduced, like i.e.: e.m. waves (amplitude, frequency, ...), RF signals (power, modulation, ...), power measurement, spectrum analysis, dB (math, examples, Alexander Bell).

Document details
Author: 
Carlo Fonda, Marco Zennaro
Language: 
English
Publication date: 
19 Sep 2009
Time: 
30 minutes
Available materials: 
Slides
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