August 24, 2007 - Cosmic Telescope

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This is the data explained on the page of August 23.

The three points with 175 mV, 200 mV, and 300 mV on both were taken just to reassure the tendencies of the scintilltors at different thresholds.


Plateau Zeroing
Time Threshold on top scint. Threshold on bottom scint. Singles Count (on top) Coinc. Counts Coinc. per minute
30 min 225 225 2108 77 2.57
30 min 250 225 1874 74 2.47
30 min 275 225 1656 78 2.6
30 min 225 250 2697 83 2.77
30 min 250 250 2333 85 2.83
30 min 275 250 1848 82 2.73
30 min 225 275 2606 56 1.87
30 min 250 275 2022 47 1.57
30 min 275 275 1768 76 2.53
30 min 175 175 3787 94 3.13
30 min 200 200 2675 69 2.3
30 min 300 300 1580 57 1.9