In this project, I'll make a small circuit capable of blinking lights, on its output we get a digital signal that we can use ...

The humble 555 timer has its origins back in the early 1970s as the NE555, a bipolar integrated circuit. Over the years it ...

Abstract: This communication presents a method of designing filtering metasurface (MTS) antennas, which is to excite the candidate in-band modes and suppress the out-of-band interference ones. The ...