They’ve been a mainstay of Sci-Fi props for years but you’ll be hard pressed to find someone on the street that can tell you what they actually do. They’re Mercury Arc Rectifiers and our friends at ...

Even if you aren’t a tube aficionado, you can’t help but be mesmerized by the blue glow inside a mercury vapor rectifier when it operates. It looks less like early 20th century tech and more like ...

IN the Brown Boveri Review for October a very impressive list is given of the mercury arc rectifiers for power transmission which the firm has shipped to overseas countries. We are glad therefore to ...

Converting ac to dc has been accomplished by several different types of rectifiers through the years. Here are a few of the more common types of rectifiers used in the past 100 years. Mercury arc ...

DURING recent years there has been an increasing demand for machines and devices which will convert alternating currents into direct currents. Bulk supplies are usually given by alternating currents, ...

A metal 4-pin base with ceramic insulator, top contact, BT-shaped envelope. Stamped: “[W logo] / Westinghouse / Made in U.S.A. / WL-833-A [W logo]”. Donor’s card reads: “Half wave mercury vapor ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

A 4-pin plastic base with top contact, ceramic insulator, S-shaped envelope. Donor’s card reads: “Half-wave mercury rectifier made by the Western Electric Company about 1935. Filament: 2.5 volts at ...

The Liquid Cooled Mercury Shelf, when combined with a standard fan-cooled mercury rectifier module, is designed to be part of a high-power dc system. Each 2U shelf is self contained with an input ac ...