A rectifier is composed of one or more diodes that allow current to flow in only one direction. It essentially converts alternating current into direct current. Rectifiers can be molded into various shapes as needed, such as semiconductor diodes, SCR (silicon controlled rectifiers), vacuum tube diodes, mercury arc valves, etc. For signal discovery and power rectification, diode rectification circuits are widely used in designing electronic circuits for various devices such as radio signals or detectors, DC power supplies, video game systems, laptops, televisions, and other household appliances.