This circuit is from an Electronics World of 1968. The transistors are of the time and the power is supplied with a voltage of 40 V. The circuit is high fidelity.
This shoot-to-target game uses well-known CMOS circuits and the player hits the LED by squeezing...
Using an operational and a transistor according to the maximum desired current, this circuit...
Up to 4 A can be sourced by this Power supply. It can be used to power automotive appliances and...