This flashing allegory with 555 integrated circuits was found in the Radio Electronics Experimenter magazine from 1989. It is a simple circuit to assemble.
This circuit draws one of the three possible guesses of a sports lottery logo: column 1, 2 or the...
We found this circuit in recent English documentation. The frequency is adjusted by the core of...
This circuit allows modulating a laser diode with low frequency signals. The integrated circuit...