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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.

Members can add their own tags and comments to any unit. Your input and data is greatly appreciated! Success stories and suggestions will help us build this community to better serve you, our future trainers and students.

Titlesort icon Summary Author Time Language Updated
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
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
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
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
Channel & Modulation Basics

An introduction to digital modulation, including:

  • Relevant modulation schemes
  • Geometric representations 
  • Coherent & Non-Coherent Detection 
  • Modulation spectra
Ryszard Struzak English 14 Aug 08
Cantenna video

The making of a cantenna in a step-by-step video.

The video is without sound, so you can add voice over as you please. Also, there is a lot of space for subtitling,
The video is not meant for online use only or primarily. we encourage its distribution on cd or dvd.

Sebastian Buettrich 1/2 hour English 9 Oct 08
Basic Wireless Systems in Bahasa Indonesia

Wireless Training in Bahasa Indonesia, including a hotspot and outdoor application. This presntation was update for 10 times since 2002 Contact: michael [at] sunggiardi [dot] com

Michael S. Sunggiardi, PT Marvel Network Sistem Indonesian 10 Oct 08
Basic Wireless Infrastructure and Topologies

A high level introduction to wireless modes and topologies, based around real life cases, and supplying basic knowledge about setup of such infrastructures.

Sebastian Buettrich, Alberto Escudero Pascual English 15 Aug 08
Basic Radio Physics

A general introduction to basic physics relevant for wireless networking.

Sebastian Buettrich English 14 Aug 08
Basic Antenna Theory

Understanding the operation and design of microwave antennas. Discussion includes:

  • Review of basic antenna types 
  • Radiation pattern, gain, polarization 
  • Equivalent circuit & radiation efficiency 
  • Smart antennas 
  • Some theory 
  • Summary


Ryszard Struzak English 7 Oct 08