This receiver, whose tuning range depends on L1 and L2, was found in the 1992 special edition of Radio Electronics Experimenter. The circuit is relatively simple and has good sensitivity.
This simple multitester tests continuity, semiconductors, leaks, and other common component...
This configuration can be implemented with equivalent operations. The circuit is from the 1990...
This circuit is one of many that we have in our section. It was taken from the Electronics...