NaI JD-766 Plateau
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Timing filter Amp Configuration
Course gain: x6
Fine gain: at minimum
Integrate (nS): 500nS
Diff (nS): Out
Invert/Noninverted: Non-Inv
Dual Timer Configuration
Plateau Data
700V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +700V 05 No 958 60 15.97 2 Unshielded detector at +700V 15 No 278 60 4.63 3 Unshielded detector at +700V 35 No 107 60 1.78 4 Unshielded detector at +700V 55 No 85 60 1.42 5 Unshielded detector at +700V 75 No 80 60 1.33 6 Unshielded detector at +700V 95 No 80 60 1.33 7 Unshielded detector at +700V 115 No 75 60 1.25 8 Unshielded detector at +700V 135 No 78 60 1.3 9 Unshielded detector at +700V 155 No 82 60 1.37 10 Unshielded detector at +700V 175 No 77 60 1.28 11 Unshielded detector at +700V 195 No 66 60 1.1 12 Unshielded detector at +700V 215 No 68 60 1.13 13 Unshielded detector at +700V 235 No 53 60 0.88 14 Unshielded detector at +700V 255 No 59 60 0.98
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +700V 05 Yes 1033 60 2 Unshielded detector at +700V 15 Yes 291 60 3 Unshielded detector at +700V 35 Yes 102 60 4 Unshielded detector at +700V 55 Yes 87 60 5 Unshielded detector at +700V 75 Yes 88 60 6 Unshielded detector at +700V 95 Yes 103 60 7 Unshielded detector at +700V 115 Yes 101 60 8 Unshielded detector at +700V 135 Yes 84 60 9 Unshielded detector at +700V 155 Yes 72 60 10 Unshielded detector at +700V 175 Yes 57 60 11 Unshielded detector at +700V 195 Yes 72 60 12 Unshielded detector at +700V 215 Yes 68 60 13 Unshielded detector at +700V 235 Yes 74 60 14 Unshielded detector at +700V 255 Yes 52 60
Plateau Plot
750V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +750V 05 No 2211 60 36.85 2 Unshielded detector at +750V 15 No 1125 60 18.75 3 Unshielded detector at +750V 35 No 293 60 4.88 4 Unshielded detector at +750V 55 No 105 60 1.75 5 Unshielded detector at +750V 75 No 80 60 1.33 6 Unshielded detector at +750V 95 No 97 60 1.62 7 Unshielded detector at +750V 115 No 99 60 1.65 8 Unshielded detector at +750V 135 No 89 60 1.48 9 Unshielded detector at +750V 155 No 74 60 1.23 10 Unshielded detector at +750V 175 No 80 60 1.33 11 Unshielded detector at +750V 195 No 80 60 1.33 12 Unshielded detector at +750V 215 No 64 60 1.07 13 Unshielded detector at +750V 235 No 89 60 1.48 14 Unshielded detector at +750V 255 No 69 60 1.15
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +750V 05 Yes 4055 60 2 Unshielded detector at +750V 15 Yes 1160 60 3 Unshielded detector at +750V 35 Yes 301 60 4 Unshielded detector at +750V 55 Yes 102 60 5 Unshielded detector at +750V 75 Yes 82 60 6 Unshielded detector at +750V 95 Yes 114 60 7 Unshielded detector at +750V 115 Yes 85 60 8 Unshielded detector at +750V 135 Yes 93 60 9 Unshielded detector at +750V 155 Yes 87 60 10 Unshielded detector at +750V 175 Yes 87 60 11 Unshielded detector at +750V 195 Yes 79 60 12 Unshielded detector at +750V 215 Yes 90 60 13 Unshielded detector at +750V 235 Yes 84 60 14 Unshielded detector at +750V 255 Yes 73 60
Plateau Plot
800V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +800V 05 No 3866 60 64.43 2 Unshielded detector at +800V 15 No 2356 60 39.27 3 Unshielded detector at +800V 35 No 1091 60 18.18 4 Unshielded detector at +800V 55 No 384 60 6.4 5 Unshielded detector at +800V 75 No 244 60 4.07 6 Unshielded detector at +800V 95 No 167 60 2.78 7 Unshielded detector at +800V 115 No 100 60 1.67 8 Unshielded detector at +800V 135 No 88 60 1.47 9 Unshielded detector at +800V 155 No 89 60 1.48 10 Unshielded detector at +800V 175 No 86 60 1.43 11 Unshielded detector at +800V 195 No 90 60 1.5 12 Unshielded detector at +800V 215 No 81 60 1.35 13 Unshielded detector at +800V 235 No 95 60 1.58 14 Unshielded detector at +800V 255 No 89 60 1.48
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +800V 05 Yes 10055 60 2 Unshielded detector at +800V 15 Yes 5438 60 3 Unshielded detector at +800V 35 Yes 1078 60 4 Unshielded detector at +800V 55 Yes 375 60 5 Unshielded detector at +800V 75 Yes 217 60 6 Unshielded detector at +800V 95 Yes 126 60 7 Unshielded detector at +800V 115 Yes 100 60 8 Unshielded detector at +800V 135 Yes 93 60 9 Unshielded detector at +800V 155 Yes 99 60 10 Unshielded detector at +800V 175 Yes 96 60 11 Unshielded detector at +800V 195 Yes 102 60 12 Unshielded detector at +800V 215 Yes 99 60 13 Unshielded detector at +800V 235 Yes 62 60 14 Unshielded detector at +800V 255 Yes 85 60
Plateau Plot
850V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +850V 05 No 6402 60 106.7 2 Unshielded detector at +850V 15 No 3867 60 64.45 3 Unshielded detector at +850V 35 No 2058 60 34.3 4 Unshielded detector at +850V 55 No 1233 60 20.55 5 Unshielded detector at +850V 75 No 787 60 13.12 6 Unshielded detector at +850V 95 No 391 60 6.52 7 Unshielded detector at +850V 115 No 256 60 4.27 8 Unshielded detector at +850V 135 No 193 60 3.22 9 Unshielded detector at +850V 155 No 151 60 2.52 10 Unshielded detector at +850V 175 No 97 60 1.62 11 Unshielded detector at +850V 195 No 105 60 1.75 12 Unshielded detector at +850V 215 No 97 60 1.62 13 Unshielded detector at +850V 235 No 87 60 1.45 14 Unshielded detector at +850V 255 No 101 60 1.68
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +850V 05 Yes 15370 60 2 Unshielded detector at +850V 15 Yes 10298 60 3 Unshielded detector at +850V 35 Yes 2963 60 4 Unshielded detector at +850V 55 Yes 1366 60 5 Unshielded detector at +850V 75 Yes 842 60 6 Unshielded detector at +850V 95 Yes 402 60 7 Unshielded detector at +850V 115 Yes 281 60 8 Unshielded detector at +850V 135 Yes 196 60 9 Unshielded detector at +850V 155 Yes 143 60 10 Unshielded detector at +850V 175 Yes 98 60 11 Unshielded detector at +850V 195 Yes 88 60 12 Unshielded detector at +850V 215 Yes 101 60 13 Unshielded detector at +850V 235 Yes 104 60 14 Unshielded detector at +850V 255 Yes 101 60
Plateau Plot
1000V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1000V 05 No 21167 60 2 Unshielded detector at +1000V 10 No 18739 60 3 Unshielded detector at +1000V 15 No 16091 60 4 Unshielded detector at +1000V 20 No 13773 60 5 Unshielded detector at +1000V 25 No 11983 60 6 Unshielded detector at +1000V 30 No 10358 60 7 Unshielded detector at +1000V 35 No 9274 60 8 Unshielded detector at +1000V 45 No 7423 60 9 Unshielded detector at +1000V 55 No 6067 60 10 Unshielded detector at +1000V 65 No 5258 60 11 Unshielded detector at +1000V 75 No 4451 60 12 Unshielded detector at +1000V 80 No 4321 60 13 Unshielded detector at +1000V 85 No 4111 60 14 Unshielded detector at +1000V 90 No 3823 60 15 Unshielded detector at +1000V 95 No 3666 60 16 Unshielded detector at +1000V 100 No 3466 60 17 Unshielded detector at +1000V 105 No 3241 60 18 Unshielded detector at +1000V 110 No 3180 60 19 Unshielded detector at +1000V 115 No 2968 60 20 Unshielded detector at +1000V 120 No 2812 60 21 Unshielded detector at +1000V 125 No 2769 60 22 Unshielded detector at +1000V 130 No 2548 60 23 Unshielded detector at +1000V 135 No 2426 60 24 Unshielded detector at +1000V 155 No 2065 60 25 Unshielded detector at +1000V 175 No 1843 60 26 Unshielded detector at +1000V 195 No 1582 60 27 Unshielded detector at +1000V 215 No 1374 60 28 Unshielded detector at +1000V 235 No 1172 60 29 Unshielded detector at +1000V 255 No 1012 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1000V 05 Yes 34443 60 2 Unshielded detector at +1000V 10 Yes 30427 60 3 Unshielded detector at +1000V 15 Yes 26882 60 4 Unshielded detector at +1000V 20 Yes 23779 60 5 Unshielded detector at +1000V 25 Yes 21672 60 6 Unshielded detector at +1000V 30 Yes 19611 60 7 Unshielded detector at +1000V 35 Yes 18115 60 8 Unshielded detector at +1000V 45 Yes 15119 60 9 Unshielded detector at +1000V 55 Yes 12824 60 10 Unshielded detector at +1000V 65 Yes 11575 60 11 Unshielded detector at +1000V 75 Yes 10320 60 12 Unshielded detector at +1000V 80 Yes 9658 60 13 Unshielded detector at +1000V 85 Yes 9328 60 14 Unshielded detector at +1000V 90 Yes 8885 60 15 Unshielded detector at +1000V 95 Yes 8328 60 16 Unshielded detector at +1000V 100 Yes 7906 60 17 Unshielded detector at +1000V 105 Yes 7777 60 18 Unshielded detector at +1000V 110 Yes 7478 60 19 Unshielded detector at +1000V 115 Yes 7313 60 20 Unshielded detector at +1000V 120 Yes 7206 60 21 Unshielded detector at +1000V 125 Yes 6947 60 22 Unshielded detector at +1000V 130 Yes 6936 60 23 Unshielded detector at +1000V 135 Yes 6692 60 24 Unshielded detector at +1000V 155 Yes 2242 60 25 Unshielded detector at +1000V 175 Yes 1878 60 26 Unshielded detector at +1000V 195 Yes 1596 60 27 Unshielded detector at +1000V 215 Yes 1378 60 28 Unshielded detector at +1000V 235 Yes 1280 60 29 Unshielded detector at +1000V 255 Yes 1092 60
Plateau Plot
1050V
Operating voltage of NaI detector when in use at IAC
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1050V 05 No 22001 60 2 Unshielded detector at +1050V 10 No 20338 60 3 Unshielded detector at +1050V 15 No 18679 60 4 Unshielded detector at +1050V 20 No 16810 60 5 Unshielded detector at +1050V 25 No 15498 60 6 Unshielded detector at +1050V 30 No 14096 60 7 Unshielded detector at +1050V 35 No 13005 60 8 Unshielded detector at +1050V 45 No 10948 60 9 Unshielded detector at +1050V 55 No 9276 60 10 Unshielded detector at +1050V 65 No 8022 60 11 Unshielded detector at +1050V 75 No 7012 60 12 Unshielded detector at +1050V 80 No 6618 60 13 Unshielded detector at +1050V 85 No 6169 60 14 Unshielded detector at +1050V 90 No 5942 60 15 Unshielded detector at +1050V 95 No 5559 60 16 Unshielded detector at +1050V 100 No 5272 60 17 Unshielded detector at +1050V 105 No 4871 60 18 Unshielded detector at +1050V 110 No 4783 60 19 Unshielded detector at +1050V 115 No 4451 60 20 Unshielded detector at +1050V 120 No 4287 60 21 Unshielded detector at +1050V 125 No 4168 60 22 Unshielded detector at +1050V 130 No 4020 60 23 Unshielded detector at +1050V 135 No 3860 60 24 Unshielded detector at +1050V 155 No 3405 60 25 Unshielded detector at +1050V 175 No 3029 60 26 Unshielded detector at +1050V 195 No 2634 60 27 Unshielded detector at +1050V 215 No 2298 60 28 Unshielded detector at +1050V 235 No 2153 60 29 Unshielded detector at +1050V 255 No 2002 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1050V 05 Yes 34250 60 2 Unshielded detector at +1050V 10 Yes 31439 60 3 Unshielded detector at +1050V 15 Yes 29093 60 4 Unshielded detector at +1050V 20 Yes 26912 60 5 Unshielded detector at +1050V 25 Yes 25185 60 6 Unshielded detector at +1050V 30 Yes 23568 60 7 Unshielded detector at +1050V 35 Yes 21921 60 8 Unshielded detector at +1050V 45 Yes 19174 60 9 Unshielded detector at +1050V 55 Yes 17314 60 10 Unshielded detector at +1050V 65 Yes 15339 60 11 Unshielded detector at +1050V 75 Yes 13939 60 12 Unshielded detector at +1050V 80 Yes 13280 60 13 Unshielded detector at +1050V 85 Yes 12649 60 14 Unshielded detector at +1050V 90 Yes 12203 60 15 Unshielded detector at +1050V 95 Yes 11962 60 16 Unshielded detector at +1050V 100 Yes 11217 60 17 Unshielded detector at +1050V 105 Yes 10733 60 18 Unshielded detector at +1050V 110 Yes 10347 60 19 Unshielded detector at +1050V 115 Yes 9953 60 20 Unshielded detector at +1050V 120 Yes 9691 60 21 Unshielded detector at +1050V 125 Yes 9551 60 22 Unshielded detector at +1050V 130 Yes 9147 60 23 Unshielded detector at +1050V 135 Yes 8840 60 24 Unshielded detector at +1050V 155 Yes 7735 60 25 Unshielded detector at +1050V 175 Yes 6970 60 26 Unshielded detector at +1050V 195 Yes 6587 60 27 Unshielded detector at +1050V 215 Yes 5559 60 28 Unshielded detector at +1050V 235 Yes 2341 60 29 Unshielded detector at +1050V 255 Yes 1966 60
Plateau Plot
1100V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1100V 05 No 60 2 Unshielded detector at +1100V 10 No 60 3 Unshielded detector at +1100V 15 No 60 4 Unshielded detector at +1100V 20 No 60 5 Unshielded detector at +1100V 25 No 60 6 Unshielded detector at +1100V 30 No 60 7 Unshielded detector at +1100V 35 No 60 8 Unshielded detector at +1100V 45 No 60 9 Unshielded detector at +1100V 55 No 60 10 Unshielded detector at +1100V 75 No 60 11 Unshielded detector at +1100V 95 No 60 12 Unshielded detector at +1100V 115 No 60 13 Unshielded detector at +1100V 135 No 60 14 Unshielded detector at +1100V 155 No 60 15 Unshielded detector at +1100V 175 No 60 16 Unshielded detector at +1100V 195 No 60 17 Unshielded detector at +1100V 215 No 60 18 Unshielded detector at +1100V 235 No 60 19 Unshielded detector at +1100V 255 No 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1100V 05 Yes 36350 60 2 Unshielded detector at +1100V 10 Yes 32632 60 3 Unshielded detector at +1100V 15 Yes 30656 60 4 Unshielded detector at +1100V 20 Yes 29153 60 5 Unshielded detector at +1100V 25 Yes 60 6 Unshielded detector at +1100V 30 Yes 60 7 Unshielded detector at +1100V 35 Yes 60 8 Unshielded detector at +1100V 45 Yes 60 9 Unshielded detector at +1100V 55 Yes 60 10 Unshielded detector at +1100V 75 Yes 60 11 Unshielded detector at +1100V 95 Yes 60 12 Unshielded detector at +1100V 115 Yes 60 13 Unshielded detector at +1100V 135 Yes 60 14 Unshielded detector at +1100V 155 Yes 60 15 Unshielded detector at +1100V 175 Yes 60 16 Unshielded detector at +1100V 195 Yes 60 17 Unshielded detector at +1100V 215 Yes 60 18 Unshielded detector at +1100V 235 Yes 60 19 Unshielded detector at +1100V 255 Yes 60
Plateau Plot
1200V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1200V 05 No 24052 60 2 Unshielded detector at +1200V 15 No 20684 60 3 Unshielded detector at +1200V 35 No 18324 60 4 Unshielded detector at +1200V 55 No 17266 60 5 Unshielded detector at +1200V 75 No 15643 60 6 Unshielded detector at +1200V 95 No 14223 60 7 Unshielded detector at +1200V 115 No 12792 60 8 Unshielded detector at +1200V 135 No 11691 60 9 Unshielded detector at +1200V 155 No 10414 60 10 Unshielded detector at +1200V 175 No 9245 60 11 Unshielded detector at +1200V 195 No 8574 60 12 Unshielded detector at +1200V 215 No 7665 60 13 Unshielded detector at +1200V 235 No 7008 60 14 Unshielded detector at +1200V 255 No 6386 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1200V 05 Yes 39450 60 2 Unshielded detector at +1200V 15 Yes 34061 60 3 Unshielded detector at +1200V 35 Yes 29029 60 4 Unshielded detector at +1200V 55 Yes 27672 60 5 Unshielded detector at +1200V 75 Yes 25935 60 6 Unshielded detector at +1200V 95 Yes 24104 60 7 Unshielded detector at +1200V 115 Yes 22223 60 8 Unshielded detector at +1200V 135 Yes 20670 60 9 Unshielded detector at +1200V 155 Yes 19168 60 10 Unshielded detector at +1200V 175 Yes 17920 60 11 Unshielded detector at +1200V 195 Yes 16383 60 12 Unshielded detector at +1200V 215 Yes 15066 60 13 Unshielded detector at +1200V 235 Yes 14130 60 14 Unshielded detector at +1200V 255 Yes 13382 60
Plateau Plot
1300V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1300V 05 No 24651 60 2 Unshielded detector at +1300V 10 No 22487 60 3 Unshielded detector at +1300V 15 No 21029 60 4 Unshielded detector at +1300V 20 No 20535 60 5 Unshielded detector at +1300V 25 No 19313 60 6 Unshielded detector at +1300V 30 No 18947 60 7 Unshielded detector at +1300V 35 No 18654 60 8 Unshielded detector at +1300V 45 No 18405 60 9 Unshielded detector at +1300V 55 No 18078 60 10 Unshielded detector at +1300V 65 No 17830 60 11 Unshielded detector at +1300V 75 No 17463 60 12 Unshielded detector at +1300V 80 No 17303 60 13 Unshielded detector at +1300V 85 No 17542 60 14 Unshielded detector at +1300V 90 No 17342 60 15 Unshielded detector at +1300V 95 No 17276 60 16 Unshielded detector at +1300V 100 No 17350 60 17 Unshielded detector at +1300V 105 No 16885 60 18 Unshielded detector at +1300V 110 No 16842 60 19 Unshielded detector at +1300V 115 No 16801 60 20 Unshielded detector at +1300V 120 No 16599 60 21 Unshielded detector at +1300V 125 No 16283 60 22 Unshielded detector at +1300V 130 No 16292 60 23 Unshielded detector at +1300V 135 No 16165 60 24 Unshielded detector at +1300V 155 No 15329 60 25 Unshielded detector at +1300V 175 No 14452 60 26 Unshielded detector at +1300V 195 No 14130 60 27 Unshielded detector at +1300V 215 No 12954 60 28 Unshielded detector at +1300V 235 No 12155 60 29 Unshielded detector at +1300V 255 No 11392 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1300V 05 Yes 36726 60 2 Unshielded detector at +1300V 10 Yes 33627 60 3 Unshielded detector at +1300V 15 Yes 31514 60 4 Unshielded detector at +1300V 20 Yes 30182 60 5 Unshielded detector at +1300V 25 Yes 29448 60 6 Unshielded detector at +1300V 30 Yes 28211 60 7 Unshielded detector at +1300V 35 Yes 27912 60 8 Unshielded detector at +1300V 45 Yes 26890 60 9 Unshielded detector at +1300V 55 Yes 26347 60 10 Unshielded detector at +1300V 65 Yes 26055 60 11 Unshielded detector at +1300V 75 Yes 25154 60 12 Unshielded detector at +1300V 80 Yes 25277 60 13 Unshielded detector at +1300V 85 Yes 25219 60 14 Unshielded detector at +1300V 90 Yes 25103 60 15 Unshielded detector at +1300V 95 Yes 25104 60 16 Unshielded detector at +1300V 100 Yes 25059 60 17 Unshielded detector at +1300V 105 Yes 24800 60 18 Unshielded detector at +1300V 110 Yes 24749 60 19 Unshielded detector at +1300V 115 Yes 24944 60 20 Unshielded detector at +1300V 120 Yes 24233 60 21 Unshielded detector at +1300V 125 Yes 24260 60 22 Unshielded detector at +1300V 130 Yes 23815 60 23 Unshielded detector at +1300V 135 Yes 23766 60 24 Unshielded detector at +1300V 155 Yes 23158 60 25 Unshielded detector at +1300V 175 Yes 22176 60 26 Unshielded detector at +1300V 195 Yes 21476 60 27 Unshielded detector at +1300V 215 Yes 20375 60 28 Unshielded detector at +1300V 235 Yes 19628 60 29 Unshielded detector at +1300V 255 Yes 18512 60
Plateau Plot
1400V
Source Out
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1400V 05 No 22873 60 2 Unshielded detector at +1400V 10 No 20892 60 3 Unshielded detector at +1400V 15 No 19899 60 4 Unshielded detector at +1400V 20 No 19398 60 5 Unshielded detector at +1400V 25 No 18861 60 6 Unshielded detector at +1400V 30 No 18587 60 7 Unshielded detector at +1400V 35 No 18053 60 8 Unshielded detector at +1400V 45 No 17563 60 9 Unshielded detector at +1400V 55 No 17356 60 10 Unshielded detector at +1400V 65 No 17347 60 11 Unshielded detector at +1400V 75 No 17329 60 12 Unshielded detector at +1400V 80 No 17164 60 13 Unshielded detector at +1400V 85 No 17146 60 14 Unshielded detector at +1400V 90 No 17268 60 15 Unshielded detector at +1400V 95 No 17234 60 16 Unshielded detector at +1400V 100 No 17231 60 17 Unshielded detector at +1400V 105 No 17119 60 18 Unshielded detector at +1400V 110 No 17119 60 19 Unshielded detector at +1400V 115 No 16956 60 20 Unshielded detector at +1400V 120 No 17135 60 21 Unshielded detector at +1400V 125 No 16680 60 22 Unshielded detector at +1400V 130 No 17093 60 23 Unshielded detector at +1400V 135 No 16893 60 24 Unshielded detector at +1400V 155 No 16909 60 25 Unshielded detector at +1400V 175 No 16489 60 26 Unshielded detector at +1400V 195 No 16340 60 27 Unshielded detector at +1400V 215 No 15683 60 28 Unshielded detector at +1400V 235 No 15707 60 29 Unshielded detector at +1400V 255 No 15411 60
Source In
Run Number Configuration Discriminator Threshold (mV) Cs-137 Button Source Counts Run Time (Sec) Count Rate (Hz) 1 Unshielded detector at +1400V 05 Yes 36948 60 2 Unshielded detector at +1400V 10 Yes 33637 60 3 Unshielded detector at +1400V 15 Yes 31769 60 4 Unshielded detector at +1400V 20 Yes 30477 60 5 Unshielded detector at +1400V 25 Yes 28817 60 6 Unshielded detector at +1400V 30 Yes 28523 60 7 Unshielded detector at +1400V 35 Yes 27931 60 8 Unshielded detector at +1400V 45 Yes 26824 60 9 Unshielded detector at +1400V 55 Yes 26639 60 10 Unshielded detector at +1400V 65 Yes 25810 60 11 Unshielded detector at +1400V 75 Yes 26154 60 12 Unshielded detector at +1400V 80 Yes 26157 60 13 Unshielded detector at +1400V 85 Yes 25888 60 14 Unshielded detector at +1400V 90 Yes 25679 60 15 Unshielded detector at +1400V 95 Yes 25026 60 16 Unshielded detector at +1400V 100 Yes 25533 60 17 Unshielded detector at +1400V 105 Yes 25389 60 18 Unshielded detector at +1400V 110 Yes 25223 60 19 Unshielded detector at +1400V 115 Yes 24894 60 20 Unshielded detector at +1400V 120 Yes 25054 60 21 Unshielded detector at +1400V 125 Yes 25116 60 22 Unshielded detector at +1400V 130 Yes 25117 60 23 Unshielded detector at +1400V 135 Yes 24980 60 24 Unshielded detector at +1400V 155 Yes 24495 60 25 Unshielded detector at +1400V 175 Yes 24411 60 26 Unshielded detector at +1400V 195 Yes 24345 60 27 Unshielded detector at +1400V 215 Yes 23909 60 28 Unshielded detector at +1400V 235 Yes 23306 60 29 Unshielded detector at +1400V 255 Yes 23191 60
Plateau Plot
Table
| Run Number | Configuration | Discriminator Threshold (mV) | Cs-137 Button Source | Counts | Run Time (Sec) | Count Rate (Hz) |
| 1 | Unshielded detector at +1400V | 05 | No | 22873 | 60 | |
| 2 | Unshielded detector at +1400V | 10 | No | 20892 | 60 | |
| 3 | Unshielded detector at +1400V | 15 | No | 19899 | 60 | |
| 4 | Unshielded detector at +1400V | 20 | No | 19398 | 60 | |
| 5 | Unshielded detector at +1400V | 25 | No | 18861 | 60 | |
| 6 | Unshielded detector at +1400V | 30 | No | 18587 | 60 | |
| 7 | Unshielded detector at +1400V | 35 | No | 18053 | 60 | |
| 8 | Unshielded detector at +1400V | 45 | No | 17563 | 60 | |
| 9 | Unshielded detector at +1400V | 55 | No | 17356 | 60 | |
| 10 | Unshielded detector at +1400V | 65 | No | 17347 | 60 | |
| 11 | Unshielded detector at +1400V | 75 | No | 17329 | 60 | |
| 12 | Unshielded detector at +1400V | 80 | No | 17164 | 60 | |
| 13 | Unshielded detector at +1400V | 85 | No | 17146 | 60 | |
| 14 | Unshielded detector at +1400V | 90 | No | 17268 | 60 | |
| 15 | Unshielded detector at +1400V | 95 | No | 17234 | 60 | |
| 16 | Unshielded detector at +1400V | 100 | No | 17231 | 60 | |
| 17 | Unshielded detector at +1400V | 105 | No | 17119 | 60 | |
| 18 | Unshielded detector at +1400V | 110 | No | 17119 | 60 | |
| 19 | Unshielded detector at +1400V | 115 | No | 16956 | 60 | |
| 20 | Unshielded detector at +1400V | 120 | No | 17135 | 60 | |
| 21 | Unshielded detector at +1400V | 125 | No | 16680 | 60 | |
| 22 | Unshielded detector at +1400V | 130 | No | 17093 | 60 | |
| 23 | Unshielded detector at +1400V | 135 | No | 16893 | 60 | |
| 24 | Unshielded detector at +1400V | 155 | No | 16909 | 60 | |
| 25 | Unshielded detector at +1400V | 175 | No | 16489 | 60 | |
| 26 | Unshielded detector at +1400V | 195 | No | 16340 | 60 | |
| 27 | Unshielded detector at +1400V | 215 | No | 15683 | 60 | |
| 28 | Unshielded detector at +1400V | 235 | No | 15707 | 60 | |
| 29 | Unshielded detector at +1400V | 255 | No | 15411 | 60 |