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Front view of the prototype salinity instrument PALS
Aquarius Prototype, PALS
[23-Feb-09] Front view of the prototype salinity instrument, PALS (Passive/Active L- and S-band radiometer). This prototype for the Aquarius instrument was developed and tested at the Jet Propulsion Laboratory before being deployed on a C-130 aircraft and flown over the ocean. Credit: NASA Aquarius.
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