This simple 555 component tester was found in the November 1992 issue of Radio Electronics magazine. The circuit is powered by 6 to 12 V batteries.
Found in a 1966 American publication, this circuit invert the phase of a low frequency signal. The...
Found in a 90s Popular Electronics this circuit has its gain given by R2. This component can be...
The circuit shown in the figure causes the lamp to light up after a certain time determined by the...