2011/09/04
| 1334 | Filled N2 cold trap. |
|---|---|
| 1700 | Start flashing detector. |
| 1745 | Start LHe transfer. Helium liquid level 14.1%. |
| 1800 | Stop flashing detector. |
| 1830 | Stop LHe transfer. Helium liquid level 93.3%. |
| 1845 | 0V test run to check DCRC and DAQ settings: OK. |
| 1906 | Test run 07110904_1906 to check the DAQ: OK. Starting from the next series will be -1, -2, -4, -6, +2, +4, +6V Ba-133 data. Biases on Q1-3, Trigger on Q1-3 at 32 ADC bin. 4 series for each bias. Data/flashing/cooldown = 30/0.1/20 min. Ba-133 source is right under the dewar. Flashed detector for 1 hour before taking data. Tower temperature 53mK. |