This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Gunn diode oscillator circuit.svg negative resistance oscillator circuit using Gunn diode It consists on series resonant circuit and connected across Gunn diode DC voltage source Vb biases the diode into its negative resistance region and provides power choke RFC prevents the AC signal current from flowing through the voltage source