The radio frequency bands used by phones may seem like a dull topic, but it can actually be an important consideration when choosing a phone. For example, when the iPhone 6s came out, there was some ...

Heading into 2019, 5G performance was largely theoretical: Standards-compliant 5G networks and smartphones were still nascent if not months away, so carriers focused more on building and testing their ...

It's almost impossible to think about modern IT and networking without bringing radio frequency energy (RF) into the picture. That means it's equally impossible to fully consider IT security without ...

Just in time for last minute Christmas shopping, the “Global Radio Guide” from Teak Publishing is available in its new, 15th edition. Gayle Van Horn’s treasure for the shortwave aficionado “dives into ...

What are harmonics in RF systems? A given signal’s second harmonic is approximately twice the given signal’s fundamental frequency. Ideally, amplifiers are expected to have zero non-linearities in the ...