In this charger the current is limited by the incandescent lamp. Lamps from 40 to 100 W can be used and even connected in parallel, depending on the load.
This is the typical circuit of an FET amplifier stage in the common source configuration. The circuit is...
This voltage-controlled oscillator was found on an Elektor from the 90s. The components are from...
We found this circuit in an English publication from 1980. It provides a logical output signal when...