Drip filter coffee maker with timer Coffee Machine The drip filter coffee machine is an brewing method for coffee that involves pouring hot coffee over ground coffee and then letting the water flow through a metal or paper filter before being poured into a carafe. This method is dependent on a heating element, showerhead, and filter compartment. The heating element is usually an aluminum tube that is made active when electricity flows through it. The brewing process The process of brewing filter coffee maker coffee depends on various variables, including the kind of coffee drip machine beans used and the water-to-coffee ratio. The temperature of the water as well as how long you allow the coffee to be brewed will also impact the final taste. These variables can affect the quality and taste of the cup. For example, if the water is too hot, it could burn the grounds and cause the coffee to be bitter. A good drip coffee maker has an element that stops this from happening by regulating the water flow.