This super regenerative detector circuit was found in an English documentation from 1963. The coil is frequency compliant. The transistors are germanium of the time.
This circuit was found in an integrated circuit manual from the 1980s. The circuit can be designed...
This old circuit is suitable for signaling applications. The lamp must be incandescent, and the...
We found this circuit in a 1997 publication. It produces pulses of excitation whose intensity can...