Graduate students Jonathan Landon, Jacob Waldron, David Jones, Allan Stemmons, Mike Elmer, together with ECEn faculty Brian Jeffs and Karl Warnick deployed a BYU-built focal plane array feed on the 20 meter reflector antenna at the National Radio Astronomy Observatory in Green Bank, West Virginia. The array feed promises to allow astronomers to more rapidly search the sky for radio sources and at the same time to cancel manmade signals that could interfer with sensitive observations. More