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All available training materials

Please browse and make use of these materials. Each title is one training unit—the total sum of materials for one single class, session or lecture. One unit may be one video of a two-hour lecture. Another may be several files including class handouts, presentation slides, trainer’s notes, and homework.

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Titlesort icon Summary Author Time Language Updated
Community, ICTs and Gender

Consider gender perspective in order to achieve fairness and equality of opportunities between women and men in the use and
appropriation of technology, in particular for ICT and community networks. Contribution of ICTs to the development of communities.

TRICALCAR Team 1 hour English 30 Aug 08
Comparative Use of Unlicensed Radio Spectrum

Visualizing how different devices make use of the available radio spectrum.

  • DSSS vs. OFDM vs. frequency hopping
  • 802.11 channels
  • Using a Wi-Spy or spectrum analyzer to detect interference
Rob Flickenger 1/2 hour English 8 Oct 08
Creating local Debian/Ubuntu repositories with apt-mirror

Short guide on how to create, configure and use local Ubuntu repositories.

 

This might need more detail and examples.

Please feel free to comment and improve!

sebastian buettrich 1 hour English 25 Aug 09
dB math and Link Budget Calculation

This presentation is on dB math (why do we use dBs?, examples of calculations with dBs, etc) and on Link Budget Calculation (how far can a wireless link go?, what gain should my antenna have, etc).

Marco Zennaro, Carlo Fonda 1 hour English 15 Oct 08
DIY WiFi Antennas

Do-It-Yourself antenna designs, including omnidirectional, biquad, parabolics, and cantennas.

Rob Flickenger English 14 Aug 08
HAPs - High Altitude Platforms

A discussion of new technologies of broadband access using stratospheric radio platforms.

Ryszard Struzak English 14 Aug 08
Interference & Co-existence

Fundamentals of radio interference, and methods for identifying and mitigating it.

Ryszard Struzak English 14 Aug 08
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).

Carlo Fonda, Marco Zennaro 30 minutes English 19 Sep 09
Introduction to Lab Safety

Basic laboratory safety procedures.

Carlo Fonda, Marco Zennaro English 14 Aug 08
Introduction to Laboratory and Safety

Short slideshow to welcome trainees to the laboratory, to present to them the facilities and the rules of the lab, with emphasis  on safety precautions.

Ermanno Pietrosemoli, Rob Flickenger, Marco Zennaro, Carlo Fonda 15 minutes English 15 Oct 08