For the longest time now, I’ve wanted to build a real, proper radio telescope. To me, this means a large parabolic reflector, a feed horn made of brass sheet, coat hanger wire, and at least for the ...

Wireless enthusiasts have been repurposing satellite dishes for a couple years now. This summer the longest link ever was established over 125 miles using old 12 foot and 10 foot satellite dishes. A ...

There’s something iconic about dish antennas. Chances are it’s the antenna that non-antenna people think about when they picture an antenna. And for many applications, the directionality and gain of a ...

Abstract: In this paper, an integrated modeling method for high power microwave ring-focused dual reflector antenna based on coordinate rotation is proposed. The antenna consists of a mode converter, ...

Abstract: Millimeter waves in W- and V-band are allocated for high-bandwidth satellite communications in order to achieve higher data transfer rates. However, atmospheric propagation characteristics ...