The radiating element of array antenna is airdielectric microstrip patch antenna, which has high efficiency, and the feed network is low loss air strip, which can reduce the loss of the feed line.
A form of coaxial cable which USES air as a dielectric.
一种同轴电缆形式，使用空气作为绝缘体。
3
The hexagon and square gridding patterns were observed in Ar(0.5%Air) at atmospheric pressure by using a dielectric barrier discharge set up with double water electrodes.