This circuit is from a 1968s Motorola documentation. The load can range from 10 to 100ohm and the transistor supports a modern equivalent such as 2N2222 or BD135.
This simple emergency light circuit provides a battery charger system. Instead of the lamp, in a...
This circuit produces a pulse when the voltage in the regulator exceeds a certain value depending...
In the figure we have a circuit of a dimmer for fluorescent lamps. The circuit is from...