* By gcmalloc
* already shipped everything
* need to write some things to explain how it works (a bit of calcul for the peaks wouldn't be so bad.
===== full adder =====
* By gcmalloc (maybe not "fun" enough)
* just an idea, we have already all the hardware we would need, so breadboard and 3.3V power.
===== pihub =====
* By gcmalloc
* just A very simple way to have raspberry pi easily accessible to try out :)* need an ideaap, a switch and 5 raspi
===== Tonality decoder =====