All articles tagged with #relays
From 19th‑century relays to early vacuum tubes and finally the transistor, this explainer shows how semiconductors turned current into a controllable, amplifying switch. That leap enabled compact, reliable electronics and the rise of modern computers and smartphones, culminating in devices with billions of transistors (like today’s powerful smartphones).
Day 3 of the 2026 Pan Pacific Championships in Irvine featured a night of record-setting swims and key wins: Gretchen Walsh dominated the women’s 100m fly with a meet-record 55.15; Sam Short blasted the Pan Pacs record in the men’s 400 free with 3:40.52; Lani Pallister won the women’s 400 free in 3:58.42 (Katie Ledecky 4:00.15, Erika Fairweather 4:02.35); Regan Smith claimed the women’s 200 back in 2:05.57; Yumeki Kojima won the men’s 200 back in 1:55.38; Tang Qianting took the women’s 50 breast in 29.67; Sam Williamson led a 1-2 Australian finish in the men’s 50 breast with 26.36 (Houlie/Mathias 26.42); and the U.S. lit up the night with relay records in the women’s 4×100 free (3:29.32) and the men’s 4×100 free (3:09.01), both Pan Pacs and U.S. Open marks.
Ahmed Jaouadi of Florida shattered the NCAA 1650 freestyle record with 14:10.03 to lead the Day 1 finals of the 2026 Men’s NCAA Division I Championships in Atlanta, edging defending champ Zalan Sarkany as Florida seized the early team lead. Arizona State then captured the 200 medley relay in a meet‑record 1:20.07/1:20.08 to top the field, while Texas won the 800 free relay with a 6:05.82. After the first day, Florida/Indiana sit atop the team standings at 86 points, with Texas at 72, as the meet shifts toward the night session and the remaining relays.