Abstract: This paper introduces a horizontally polarized, low-profile loop antenna. The antenna features a printed circular segmented loop loaded with capacitor varactors. By adjusting the capacitive ...

Marked "AALCO Folding Loop / Made by AALCO Radio Lab. / Chicago / Reg. U.S. Pat. Office." Antenna was designed for neutrodyne or superheterodyne receivers employing indoor loop antennas. Construction ...

Abstract: This article focuses on the design of a Logarithmic Spiral Antenna (LSA) and the analysis of its performance for a GPR system used to detect landmines and explosive devices, operating within ...

Machine translators have made it easier than ever to create error-plagued Wikipedia articles in obscure languages. What happens when AI models get trained on junk pages? When Kenneth Wehr started ...