This flashing allegory with 555 integrated circuits was found in the Radio Electronics Experimenter magazine from 1989. It is a simple circuit to assemble.
Short square pulses trigger this damped oscillator. The frequency of the damped oscillations is...
Based on common components, this circuit was found in an English publication. The circuit is...
This circuit is from a 1977 publication for radio amateurs presenting a crowbar protection. The...