The more common approach to manipulate the incoming AC wave so that both halves are used to cause output current to flow in the same direction is the use of full-wave rectifiers. A full-wave rectifier ...
A 4-pin plastic base with top cap, domed envelope. Stamped on base: “CBS / Made in U.S.A.” Donor’s card reads: “Half-wave mercury vapor rectifier made by CBS-Hytron. Used in the power supply of radio ...
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 ...