This automotive circuit was obtained from an 80's schematic from the integrated circuit factory itself. The voltage regulator is still common, but the operational amplifier is of the time.
The astable multivibrator shown by figura 1 has a very low current drain and can be powered from 6...
A capacitor stores electrical charges. This component is formed by two metal parts called...
This dimmer or light control for incandescent light bulbs or even small heaters, is one of many...