These are the modules to assist the development of a telephony workshop.
In addition to these modules there are other boards that I use commercially to support my projects in general.
Identificador Sinalização de Chamada 0.1.1.fzz (26.9 KB)
Retificador V 0.1.1.fzz (15.1 KB)
Retificador Audio V 0.1.2.fzz (22.4 KB)