Abstract: This paper deals with the implementation of a RF Doherty Power Amplifier (DPA) with the objective of improving the average efficiency. This technique is an interesting way to provide ...

Abstract: This paper proposes a new self-healing methodology for embedded RF amplifiers in RF sub-systems. The proposed methodology is based on oscillation principles in which the device-under-test ...

They’re pretty cheap, and [HamJazz] has performed some experiments on their RF properties. Do they reflect radio waves as well as they reflect heat? As it turns out, yes they do. Any antenna ...

So, when I say that microneedling, specifically Radio Frequency (RF) microneedling should be on your radar, I really mean it. And I’m not the only one who approves, Kim and Khloe Kardashian are ...

First came the WiiM AMP. Then the AMP Pro. Today brings news of the AMP Ultra. The most visually obvious addition is a 3.5″ glass-covered touchscreen that can be used for basic settings adjustment, ...

For those seeking the ultimate all-in-one network music streamer and two-channel stereo amplifier, Wiim might just have exactly what you want. Its new Wiim Amp Ultra, which debuts at the High End ...

U.S. Navy and Marine Corps RF-8A Crusaders played an important, often forgotten, high-speed low-level and dangerous recon role during a time the world was on the brink. On Oct. 14, 1962 ...

RF’s Role In Helping Find Richard III The discovery of King Richard III’s grave beneath a Leicester car park in 2012 stands as one of the most remarkable archaeological achievements of the 21st ...