In designing circuits and systems we have to analyze behavior more than one component in time space. Toady i want to plot some time diagram and analyze some optical circuit,so i found great software that help me think more easy in circuit and system design.

(more…)

Tags: , , , , , , , , , , , ,


In Past days we  should start recording   voice with a microphone with connected to socket line in cubieboard.When i used arecord command in linux with microphone that is connected to it, it returns "???????????????" in terminal in Fedora linux.

(more…)

Tags: , , , , , , ,