We find this circuit in American documentation from the 1980s. It consists of a frequency folder using a varicap. The capacitors and coils depend on the frequency of operation.
This circuit was found in an 80's General Electric documentation. The circuit uses components from the...
This oscillator can be used as a signal generator in a workshop, generating sinusoidal signals from...
This circuit is from a 1970 General Electric documentation. It can be found with variations on this...