25-Hz at Niagara Falls [history]

This article discusses a significant aspect of the production of 25-Hz AC power for use in large areas of western New York State. It also describes hydroelectric developments at Niagara Falls in the late 19th and early 20th centuries and details the establishment and growth of 25-Hz power on the United States side of the Niagara Frontier. One additional reason for the selection of 25-Hz generation at Niagara was the intended use of this power for conversion to DC.