Welcome!

Welcome to CircuitLib.com, the Electronic Circuits Library. Let’s share our Knowledge with hobbyists, individuals, groups and students as widely as possible! Navigate to our pages and discover many novel electronic circuits. The electronic library is regularly refreshed with new circuit schematics, complete electronic projects, tutorials and links for junior and senior courses in electronics engineering. We emphasize on constantly working to produce innovation and present new knowledge, ideas, and vision.


A Digital Weekly Programmer is able to start and/or shutdown automatically any electrical or electronic devices via relays. The machine runs according to a programmable weekly schedule. It supports up to 99 independent actions running on a weekly basis. Each action takes place at an exact time on a specific day of the week, according to a programmable weekly schedule.