Difference between revisions of "Matching Detectors"
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Revision as of 16:20, 14 August 2008
Detector C
Rate VS HV (Detecotr C)
Threshold at 80 mV (Detecotr C)
| High Voltage (Volts) | Counts/5min |
| 1500 | 563 |
| 1550 | 949 |
| 1600 | 1912 |
| 1650 | 3191 |
| 1700 | 4557 |
| 1750 | 6235 |
| 1800 | 7900 |
| 1850 | 9789 |
| 1900 | 12192 |
| High Voltage (Volts) | Counts/1min |
| 2000 | 4444 |
| 2100 | 14739 |
Threshold at 150 mV (Detecotr C)
| High Voltage (Volts) | Counts/5min |
| 1500 | 173 |
| 1550 | 226 |
| 1600 | 284 |
| 1650 | 313 |
| 1700 | 375 |
| 1750 | 449 |
| 1800 | 685 |
| High Voltage (Volts) | Counts/1min |
| 1850 | 213 |
| 1900 | 382 |
| 2000 | 782 |
| 2100 | 1311 |
Threshold at 170 mV (Detecotr C)
| High Voltage (Volts) | Counts/5min |
| 1500 | 282 |
| 1550 | 310 |
| 1600 | 380 |
| 1650 | 463 |
| 1700 | 743 |
| 1750 | 1274 |
| 1800 | 2166 |
Threshold at 220 mV (Detecotr C)
| High Voltage (Volts) | Counts/5min |
| 1500 | 302 |
| 1550 | 347 |
| 1600 | 387 |
| 1650 | 594 |
| 1700 | 392 |
| 1800 | 2889 |
Rate VS Threshold (Detecotr C)
HV at 1560V
| Threshold (mV) | Counts/5min |
Detector B
Rate VS HV (Detecotr B)
Threshold at 80 mV (Detecotr B)
| High Voltage (Volts) | Counts/5min |
| 1500 | 290 |
| 1550 | 316 |
| 1600 | 350 |
| 1650 | 470 |
| 1750 | 1267 |
| High Voltage (Volts) | Counts/1min |
| 1850 | 671 |
| 1950 | 1197 |
| 2050 | 1678 |
Threshold at 170 mV (Detecotr B)
| High Voltage (Volts) | Counts/5min |
| 1500 | 148 |
| 1550 | 236 |
| 1600 | 241 |
| 1650 | 281 |
| 1700 | 231 |
| 1750 | 586 |
| 1800 | 1388 |
Threshold at 220 mV (Detecotr B)
| High Voltage (Volts) | Counts/5min |
| 1500 | 190 |
| 1550 | 205 |
| 1600 | 276 |
| 1650 | 290 |
| 1700 | 343 |
| 1750 | 436 |
| 1800 | 615 |
| 1900 | 1715 |
Rate VS Threshold (Detecotr B)
HV at 1560V
| Threshold (mV) | Counts/5min |
Detector A
Crystal of Detector A is Polished, its PMT is the same PMT used on detector B.
Rate VS HV (Detecotr A)
Threshold at 220 mV (Detecotr A)
| High Voltage (Volts) | Counts/5min |
| 1500 | 166 |
| 1550 | 233 |
| 1600 | 266 |
| 1650 | 306 |
| 1700 | 305 |
| 1750 | 364 |
| 1800 | 564 |
| 1850 | 870 |
| 1900 | 1900 |
Rate VS Threshold (Detecotr A)
HV at 1560V
| Threshold (mV) | Counts/5min |
| 20 | 2983 |
| 40 | 881 |
| 60 | 452 |
| 80 | 345 |
| 100 | 337 |
| 110 | 315 |
| 120 | 296 |
| 140 | 303 |
| 160 | 267 |
| 180 | 246 |
| 200 | 218 |
| 220 | 227 |
| 240 | 208 |
| 255 | 192 |