Found in General Electric documentation from the 1980s, this circuit generates signals that depend on the values of the components given in the table next to the diagram.
This circuit for the 3.5 MHz band (80 meters) was found in an old radio amateur documentation. The circuit...
This circuit was found in a May 1981 Radio Electronics magazine article. The circuit is offset...
This circuit was found in a 90s Popular Electronics. The circuit operates in the range determined...