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Chicago Air Shower Array (CASA)

Dugway Proving Grounds, Utah

University of Chicago and University of Utah collaboration

  to study extended cosmic ray air showers

1089 boxes in a rectangular grid, 15 meter spacing, each with

4 scintillator planes and 4 photomultplier tubes

1 low voltage and 1 high voltage supply

1 electronics card for data triggering and data acquisition

CASA collected data in the 1990’s and is now complete

CROP will use retired scintillation counters recovered

  from CASA

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