This circuit with the NE602 was found in the February 1997 Electronics Now magazine. The NE602 integrated circuit is not very common these days.
This useful power supply can provide voltages from 0 to 12 V with currents up to 2 A, set in...
This circuit of old documentation can be implemented with modern operational amplifiers. The...
The base of this circuit is 1/4 of an integrated circuit 4136 which consists of a quadruple 741....