# Examples
* [x] fourier - Convert Signal into Spectrum using FFT.
* [x] plot - Use GnuPlot to render Signal.
* [x] tuner - Simple tuner.
* [ ] am - Module signal amplitude.
* [ ] fm - Module signal frequency.
* [ ] sonar - measure distance with the sound wave.
* [ ] heart - Calculate heart rate based on ECG signal. https://en.ecgpedia.org/
* [ ] auto_corr - Plot autocorrelation
* [ ] sensors - Sensor fusion.
## Example projects
This examples are not build as a part of library build, mostly because of dependencies which are
not available on travis.
* [x] play - Play generated signal.