Beginning in 1958, the Jet Propulsion Laboratory of Pasadena, California contracted for the construction of three 26 m (85 ft) antennas, spaced approximately 120 degrees longitude apart, to provide ...

Object Details Manufacturer Jet Propulsion Laboratory, California Institute of Technology Summary The Ranger spacecraft gave scientists their first close look at the lunar surface. Nine Rangers were ...

In response to the Soviet's challenge after that nation placed Sputnik 1, the first artificial satellite into orbit, William H. Pickering, the Director of the Jet Propulsion Laboratory in Pasadena, ...

This paper provides a brief overview of the history in antennas and antenna testing, from the beginning of the space age until the present, for space missions carried out by the Jet Propulsion ...

The NASA Jet Propulsion Laboratory (JPL) is a national research facility that carries out cuttingedge earth science missions. JPL developed the first U.S. Earth-orbiting science spacecraft and is a ...

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In this work, we have examined the feasibility of 3D printed antennas on Kapton for mm-wave applications. Initially, a series-fed patch antenna array at 47 GHz was designed and fabricated on a ...

In this Paper, describes development of C-band Planar Active Phase Array antenna for Detecting and Tracking the target of small RCS. The antenna is designed with 14 sub-arrays (12 main and 2 side lobe ...