| The versatile 555 timer IC has the habit of turning up in wide variety of circuits. As it is such a useful little device it has become very...
| The versatile 555 timer IC has the habit of turning up in wide variety of circuits. As it is such a useful little device it has become very...
| Anyone possessing a frequency counter with a facility for period measurement can build this simple add-on unit to measure capac...
| The IC 555 is normally used as a timer. The time delay for these applications is obtained by charging and discharging a capacitor betwe...