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4Electronics is a search engine focused on Computers & Electronics. We combine multiple indexes, specialized ranking algorithms, and AI tools to surface product information, technical documentation, reviews, and community knowledge relevant to hardware, software, and electronics projects. Use the site to research parts, track news, compare prices, and get guided assistance. Part of the 4SEARCH network of topic specific search engines.
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Researchers Build Compact Energy Converters Using Gallium Nitride Semiconductors
3+ hour, 3+ min ago (311+ words) Researchers at the Department of Energy's Oak Ridge National Laboratory incorporated gallium nitride semiconductors to create a high-efficiency power converter that is more compact, affordable and efficient. A power converter is a type of device that manages semiconductor switching and…...
These Are the 3 Smart Rings That Have Impressed Me the Most
4+ hour, 10+ min ago (551+ words) For more wearable recommendations, check out WIRED's guides to the Best Smartwatches, the Best Fitness Trackers, and the Best Fitbits. Ultimately, the Gen 2 Air struggles to compete with the top pick overall for best smart ring, the Oura Ring 4, but…...
Apple Watch and Air Pods health features get major new global expansions
19+ min ago (22+ words) Apple has announced noteworthy global expansions for some of its latest health features for Apple Watch and Air Pods. Here are the details....
Magnets Are Bad For Hardware Again
1+ hour, 12+ min ago (41+ words) If you were around tech in the bad old days, magnets could be really bad news. They were fine on the fridge, no problem at all. Put one near a floppy disk, or a hard drive, or even a computer…...
Lenovo Legion 5 15 IAX11 brings together OLED visuals, RTX 5070 power and fast charging
4+ hour, 57+ min ago (314+ words) Lenovo Legion 5 15 IAX11 Launch The laptop will be offered in Eclipse Black and Glacier White colour options and combines premium display technology with next-generation Intel processors and Nvidia graphics hardware. One of the major highlights of the Legion 5 15 IAX11 is its 15. 3-inch…...
Ulti Maker Factor 4 Plus built for faster continuous 3 D printing
3+ hour, 20+ min ago (319+ words) Ulti Maker's Factor 4 Plus has been launched as an upgrade to its initial industrial-grade platform launched in 2024, promising twice the speed of the standard Factor 4 while maintaining traceable, industrial-grade production levels. Aimed at continuous factory production in the manufacturing and…...
Will future Mars settlers be able to 3 D-print their own tools?
4+ hour, 7+ min ago (387+ words) If people ever settle on Mars, they will need tools and parts to build structures on the planet. Transporting heavy, bulky supplies 34 million miles from Earth would be impractical. The best plan, according to Zane Mebruer, a recent graduate of…...
Lian Li Announces O11 VISION-M Case: 3-Sided Glass, Engineered for Airflow
20+ min ago (62+ words) Tech Power Up Follow along with the video below to see how to install our site as a web app on your home screen. Note: This feature may not be available in some browsers. - Welcome to Tech Power Up Forums,…...
Error correction tech boosts the 3 D printing of big composite parts
1+ hour, 7+ min ago (427+ words) ORNL tool combines sensors and computer vision for automated monitoring image: A test object is 3 D-printed using a new system to monitor for errors and correct them automatically while manufacturing large items made from plastic composite. view more Credit: Carlos…...
Best budget TV deal: 70-inch 4 K Roku TV for $299. 99 at Best Buy
23+ min ago (285+ words) Mashable is a global, multi-platform media and entertainment company. Powered by its own proprietary technology, Mashable is the go-to source for tech, digital culture and entertainment content for its dedicated and influential audience around the globe. SAVE $210: As of May…...