Plastic 4-pin base, top contact, S-shaped envelope. Donor’s card reads: “Half-wave mercury vapor rectifier made by Westinghouse for the US government during World War II. This tube is the Westinghouse ...

Aluminum base shell with ceramic insulator, 4 short pins, top contact, T-shaped envelope. Stamped on envelope: "371B". Donor’s card reads: “Half-wave rectifier made by National Union for the US ...

D-Wave Quantum stock saw some big swings across the stretch, but it managed to post huge gains in this year's first half. The launch of the company's Advantage2 quantum computing system helped power a ...

Current-mode full-wave rectifiers and precision rectification techniques represent vital advancements in signal processing, enabling the conversion of alternating current (AC) signals into a stable ...

K Wave Media (Nasdaq: KWM), a global entertainment company, announced its film and drama releases for the second half of 2025, alongside its Bitcoin Strategic Reserve Plan aimed at enhancing its ...