This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies to virtually any junction FET.
This circuit was found in a 1987 Radioaficion Microcomputacion magazine. This Spanish magazine no longer...
If you have a common analog multimeter, you can increase its input resistance in the measurement of...
This is a circuit of the 80's ON Semiconductor thyristor manual. Of course, the configuration can be...