The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into ...

In the global game of nuclear brinksmanship, secrets are the coin of the realm. This was especially true during the Cold War, ...

Abstract: This paper presents a miniaturized helical antenna with a high permeability core. The proposed antenna functions at 3.35 GHz, with return loss of less than -10 dB and gain of 9.39 dBi. The ...

Military staff kept an eye on Newport’s Destroyer Fleet, Naval War College, and Training Station from Beavertail. They also ...

Abstract: This paper proposes the design method of utilizing mixed couplings theory between resonators with various antenna validations presented and discussed. Due to the mixed couplings excited ...

We take a closer look at how two of the best GPS dog collars fare against each other in this SATELLAI Collar vs Halo Collar 5 comparison.

Valve has finally unveiled its long-awaited standalone VR headset, Steam Frame (aka ‘Deckard’). While pricing and release ...

The first dual-satellite mission to another planet, NASA's ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers), is scheduled for launch ...