selenium rectifier

selenium rectifier

[sə′lē·nē·əm ′rek·tə‚fī·ər]
(electronics)
A metallic rectifier in which a thin layer of selenium is deposited on one side of an aluminum plate and a conductive metal coating is deposited on the selenium.
References in periodicals archive ?
But a variety of problems -- ranging from "aging" (the gradual loss of rectifying properties) to the production of noxious fumes when a selenium rectifier "fried" -- spurred a continuing search for improved rectifier materials.
Particularly in low-voltage applications, selenium has much to recommend it and, as we found, the services of a company specialising in selenium rectifier replacement and refurbishment are the key to a speedy, effective and economical solution for your plant maintenance problems.
Anthony Taylor, technical manager of Bundy (Letchworth), faced this problem recently when one of the selenium rectifiers on his company's plating plant failed.
Details- 1 Selenium Rectifier H2gkla 04Bo1 2Power Factor Improvment Capacitor 7.
Tenders Are Invited For Selenium Rectifiers Required At Bhel Trichy
Sanken's long history began in 1937, when the Toho Industrial Research Laboratory was established and commenced research and trial manufacture of selenium rectifiers.