Normally $100 more, this dual-band booster promises much better indoor signal strength for both CDMA and GSM phones. Rick Broida is the author of numerous books and thousands of reviews, features and ...

Wi-Fi routers provide internet via specific radio frequencies, or bands. Dual-band routers do this by offering both a 2.4GHz band and a 5GHz band. The former is ubiquitous in routers and offers a long ...

I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when it was still in print ...

Former CNET editor Dong Ngo has been involved with technology since 2000, starting with testing gadgets and writing code for CNET Labs' benchmarks. He managed CNET's San Francisco Labs, reviews 3D ...

Dekolink Wireless, Inc. today announced its new Deko4078SD, aimed at providing an efficient enhanced coverage solution to public safety users with both 700 and 800 MHz LMR spectrum. The solution ...

I’ve been working with computers for ages, starting with a multi-year stint in purchasing for a major IBM reseller in New York City before eventually landing at PCMag (back when it was still in print ...

不记得是哪个文章，有个读者说了一个滤波器，我只有搜索到了一个ADI的文档： 想起来了，是LMC6482的文章来着；滤波器其实有不少，但是也不多，其实就是滤波器的参数很多，没有一个是完美的，所以先聊聊这个滤波器的适用情况；其实主要是 “窄带滤波 ...