This circuit appeared in the November 1995 issue of Electronics Now magazine. The circuit uses current components and is suitable for applications with analog TV signals.
Found in a 1979 documentation, this circuit measures resistances on 5 linear scales. The precision is...
This circuit, from 1990 documentation, can be assembled with BC558 transistors for Q1 and Q2,...
Found in American documentation from the 90's, this JFET stage has an input impedance of 500 M...