The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
A four element spiral array was designed to operate continuously from 1100-1600 MHz with greater than 1 dBic peak realized gain and good upper hemispherical coverage (greater than -4.5 dBic for thetasles80deg). The array including its dielectric loading has a size of 3.5"(L) x 3.5"(W) x 0.8"(H). As such, it fits into the existing FRPA-3 footprint and radome. In addition, the array has...