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Here you can find a collection of softwares realized by the Scilab tool, these softwares are mainly oriented to the creation of plots; there's no 100% compatibility with Matlab but Scilab is, for sure, a very good free alternative. You can freely download, use or modify all the stuff you'll find here. Anyone who wishes to collaborate and share his experience, is invited to send, his works.
Scilab is a free open source software, download it here.

Frequency modulation - FM - SENSIBILITY

Time plot of the modulated carrier with two different sensibility values

andamento1zip

Frequency modulation - FM - SPECTRUM

Spectrum of an FM modulated sine vawe, it's possible to change the modulation index value (mf) to see the changes in band.

andamento1zip

Fourier series

Plot of the first N harmonics of a square wave and plot of their sum.

andamento1zip

Fourier Series

This example uses the Trapeze Methode to evaluate the integrals.

andamento1zip

Altre pagine:

1 2 3 4 

Per informazioni, segnalazioni od invio materiale: rdr@erredierre.it