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, suggested by National Semiconductor, provides an output voltage proportional to the...
This circuit was found in December 1983 Radio Electronics magazine. The maximum output current is 1 A...
This circuit was suggested by General Electric in 1969 documentation. It provides a maximum output of...