This circuit is from an old American amateur radio manual. The circuit shows how to use a Varicap on a high power frequency doubler circuit.
This circuit was found in an Elektor from the 90s. It is a circuit that generates different types of...
We found this circuit in a 1988 publication. A touch of the sensor causes the relay to trip and...
The circuit presented was found in the National Semiconductor Linear Applications Handbook. The...