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:
Halfwave rectifier two way en. en Half wave rectification of positive and negative halfes of sine wave br halfwave rectification right above and negative halfwave rectification right below working as voltage doubler de Einweggleichrichtung fr positive und negative Halbwellen einer Sinuswelle br fr die positive Halbwelle rechts