Therefore, the LC filter needs to meet the following approximate conditions within the harmonic frequency range contained in ... This paper uses the frequency sweep method to scan the dynamic voltage ...

If you have some official documents to sign, scan and send but don't have a proper scanner ready, don't worry — just follow these steps. David Lumb is a mobile reporter covering how on-the-go ...

A research group recently discovered the disappearance of nonreciprocal second harmonic generation (SHG) in MnPSe₃ when ...

New state-of-the-art scanners have been installed at nine airports across the country - but they're currently of no benefit to security queues. It’s been over two years since the Department of T ...

For example, you can use stock scanners like Magnifi and Interactive Brokers to filter stocks by industry, price, the average number of shares that change hands during a day and more. Stock ...

A new trick for illuminating the internal ordering within a special type of magnet could help engineers build better ...

Scientists have developed a groundbreaking atom interferometer capable of amplifying faint signals by 1,000 times — making it ...

Scanners have come a long way in the last few years and the performance of the fastest scanners has improved considerably – with the best scanners offering not just faster speed but much better ...

After personally testing and reviewing over a hundred printers, these are the best all-in-one printers with essential print, scan, copy, and even fax facilities. I'm no stranger to printers ...

Whether you need to scan family photos, piles of documents, or expense receipts, a scanner out there is built for the task. Here's how to shop for the right one, plus the top performers in our lab ...

Since 2004, I have worked on PCMag’s hardware team, covering at various times printers, scanners, projectors, storage, and monitors. I currently focus my testing efforts on 3D printers ...

Today's all-in-one printers suffice for the occasional scan, but photo buffs and family archivists alike turn to dedicated photo scanners to digitize their prints and film. High sensor ...