KWRM(AM) is using an innovative antenna design to serve southern California. Consultant Lowell Homburger says there's no ...

To address this issue, this paper proposes a novel method for measuring solid concentration by developing a Yagi antenna-based microwave sensor. The dimensions of the Yagi antenna are optimized ...

It will provide this service over Europe, Africa and the Americas. "Something as complex as the DRAs antennas in X-Band, an active antenna that can move the beam electronically and can configure ...

Department of Chemistry, Key Lab of Organic Optoelectronics & Molecular Engineering, Tsinghua University, Beijing 100084, P. R. China Fujian Provincial Key Laboratory of Terahertz Functional Devices ...

The last 144 MHz array to be attached to the main antenna tower is ready. Miloslav, OK1VUM, in black, and Vitek, OK1AXD, are about to carry the stack. The VHF antennas are not always small and compact ...

Abstract: This paper describes a new method for synthesis of a flat-top beam radiation pattern of three-element antenna arrays. Currently, this is the only method that: (1) gives a semi-analytical ...