We found this circuit in a 1965 Electronic Design. Transistors are still common but admit equivalents for some of them. The circuit drains a current of only 4 mA.
This Hartley-type audio oscillator was obtained in an earlier 1973 publication. It can be...
Maxim is presenting an interesting intelligent force sensor for applications ininterfaces,...
Texas Instruments has downloadable documentation on designing digital isolators. The Digital...