This detector was found in an old Electronic Design using transistors of the time. The circuit can be made with modern equivalent transistors. See the charts with your performance.
This circuit appeared in the 1991 Electronics Experimenter Handbook. The circuit is for remote...
We found this circuit in a Hands-on Electronics from 1985. The circuit is based on common...
This sensitive AM radio doesn’t need external antenna, picking easily local stations. The output...