This circuit was found in documentation from the 90s. The components used are not common today. The circuit can be adapted to employ modern equivalent components.
This circuit was found in a 1977 RCA documentation. The source must be symmetrical, but the...
This Hartley oscillator can be used in tests or as a signal injector. The transformer is the type...
We found this circuit in the November 1985 issue of Radio Electronics magazine. It uses TTL...