Varactor diodes are our varicaps of today. This circuit for switching signals in an RF circuit was found in a Radio Electronics magazine from July 1982.
In the figure we have a current source whose intensity is given by the formula next to the...
We found this ladder-shaped signal generator circuit in Radio Electronics magazine from August 1966....
This circuit, unlike the previous one (CIR12983) has the values of the components. The operational admits...