This nonlinear gain circuit was found in a 1965 Electronic Design. The configuration can be used as a basis for modern designs with equivalent transistors.
July 2016 - It can be obtained from Mouser Electronics new trinkets Adafruit. These trinkets are...
This Hughes circuit is from 1968. Equivalent modern components can be used. The input impedance is...
This circuit was found in a 1980s technical documentation. It tests the inverse characteristics of a high...