This filter, found in an old manual, has characteristics of reduced overvoltage given by the graph next to the diagram. Formulas for component calculations are given next to the diagram.
This simple expandable circuit was obtained from a Popular Electronics from the 80's. The supply...
This circuit in the National Semiconductor Fast IC Power Transistor manual uses a special power...
This simple injector circuit can actually be powered by voltages from 3 to 9 V. The frequency is...