World first superconducting DC power transmission system a step closer
(PhysOrg.com) -- A group of researchers in Japan have succeeded for the first time in superconducting power transmission of direct current over two hundred meters.
News tagged with ac power
Fujitsu develops a 2.3kW high-capacity power supply unit for servers, conversion efficiency rate of 94.8%
Fujitsu Laboratories today announced the development of a power supply unit for servers that features a 2.3 kW power output and achieves a world-leading conversion efficiency rate of 98.4%.
Hardware
Apr 5, 2012
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Silicon carbide solutions to solar challenges revealed
STMicroelectronics is revealing innovations in silicon carbide devices at Solar Power International (SPI) 2012 that enable systems producers to build ultra-efficient electronics for converting raw solar energy into grid-quality ...
Electronics & Semiconductors
Sep 11, 2012
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Gadgets: Scanner makes digitally archiving larger photos easier
In 2009, my unofficial gadget of the year was Pandigital's PhotoLink One-Touch 5-by-7 Scanner.
More efficient transformer materials
Almost every electronic device contains a transformer. An important material used in their construction is electrical steel. Researchers have found a way to improve the performance of electrical steel and manufacture it more ...
Engineering
Oct 1, 2014
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Gadgets: Amplified antenna, easy to setup, adds local channels
Whether you're cutting the cable cord or satellite TV subscriptions to save money, or you just need local channels during a weather emergency, I have a simple and easy solution with the Winegard FlatWave Amped indoor amplified ...
Consumer & Gadgets
Sep 5, 2018
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