This circuit was obtained in a 90s Popular Electronics. It is used for tuning on AM radios. The field effect transistors used support equivalents.
This circuit uses two transistors to simulate the action of an SCR on a regenerative switch....
The gain for this circuit is given by the ratio between R2 and R1. The circuit is suggested by...
We found this conventional source with power transistors in a 1997 publication. The output voltage...