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| Keywords: PRC-117 tactical satellite terminal.jpg CAMP LEMONNIER Djibouti Dec 29 2009 Senior Airman Carl Johnson sets up a w AN/PRC-117F PRC-117 tactical satellite for training at Camp Lemonnier Djibouti Hands-on training gives personnel the skills necessary to install operate and maintain these systems in realistic field environments The antenna he is assembling is a high gain UHF turnstile antenna consisting of two Yagi arrays mounted perpendicularly on a common boom fed in quadrature It receives circularly polarized radio waves which are used for satellite communication since they are insensitive to the relative orientation of the transmitting and receiving antennas elements 091229-N-9985W-061 Navy http //www navy mil/view_image asp id 79560 Mass Communication Specialist 3rd Class Tyler J Wilson 2009-12-29 PD-USGov-Military-Navy Satellite ground stations Yagi-Uda antennas Turnstile antennas Camp Lemonnier PRC-117 Military antennas | ||||
