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:
Freqtripliermade of triodes. circuit basic design for frequency tripler which has has things like screen grids and bias supplys removed Image Freqtripliermadeoftriodes en user Cadmium en Cadmium Image Freqtripliermadeoftriodes Check categories November en Radiotransmitterdesign Communication Radio Communication models Diagrams