Midland’s ER310 emergency radio was a literal lifeline for me during an emergency evacuation. Here’s how it works and why everyone should have it in their kit.
Abstract: This article proposes transmitter coils selection method for maximum power transfer efficiency in the wireless power transfer (WPT) system with multiple transmitter coils and a single ...
Abstract: Passive coherent location (PCL) systems using commercial FM radio broadcast stations as illuminators of opportunity (FM-PCL) require an antenna system with a null in its radiation pattern ...