In the figure we have a simple 5 V power supply obtained from an American documentation from the 90's. The integrated circuit must be equipped with a heat radiator.
This circuit uses one of two D-type flip-flops available on an integrated circuit 4013. The...
This other high stability thermocouple amplifier uses an 80's operating. The circuit can be used...
This circuit was found in a 1967 General Electric manual. It shows a SCR control with unijunction...