This Hall effect sensor circuit was found in the July 1998 issue of Electronics Now magazine. It is suitable for experiments with magnets in laboratories and schools.
This circuit with JFET and Unijunction was found in an ancient American documentation. The...
This metering bridge circuit uses one power supply only. The operational ones depend on the...
We found this configuration in the 1964 RCA transistors manual. As indicator loads in each stage,...