Shelf of Spares

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Shelf of Spares

These shelves hold the original spare modules for the antennas of the Very Large Array. The VLA’s science observing program is critical, so if a component of the antenna electronics went bad, it could be swapped out for one of these right away with minimal down time.

Credit: B. Saxton, NRAO/AUI/NSF

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The National Radio Astronomy Observatory is a facility of the U.S. National Science Foundation operated under cooperative agreement by Associated Universities, Inc.
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