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.
This circuit is the basis of a symmetrical 15 V supply. MC1468 can also be used. They are not...
Unlike the previous detector circuit, this includes the inverter not requiring a high voltage...
This alarm oscillator was found in the December 1974 issue of Radio Electronics magazine. Rx...