IAC-QDC Measurements: Difference between revisions

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|6220 || 17:34:47 || 13:19:33 || shutter close [[File:6220_adc_sh_close.png | 100 px]]
|6220 || 17:34:47 || 13:19:33 || shutter close [[File:6220_adc_sh_close.png | 100 px]]
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|6221 || 17:57:08 || 18:03:52 || shutter close V_GEM= V_cat but still there are two peaks. [[File:6221_adc_sh_close.png | 100 px]]
|6221 || 17:57:08 || 18:03:52 || shutter close V_GEM= V_cat but still there are two peaks. N= 0.002475248 [[File:6221_adc_sh_close.png | 100 px]]
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|6222 || 18:20:48 || 18:21:04 || shutter open V_GEM= V_cat but still there are two peaks.high noise rate 14 kHz [[File:6222_adc_sh_open.png | 100 px]]  
|6222 || 18:20:48 || 18:21:04 || shutter open V_GEM= V_cat but still there are two peaks.high noise rate 14 kHz [[File:6222_adc_sh_open.png | 100 px]]  

Revision as of 00:31, 4 October 2013

09/18/13

Detector voltage is 2.8, 3.4 kV for cathode and GEM. filter Amp. (x4 level 6) is used for amplify the GEM's output, ch#5 is used as an ADC input and ch# 31 in TDC


Run Number Start time End time Notes
6075 12:39:16 13:19:33 shutter open
6077 13:34 :37 14:19:05 shutter close, pmt is connected to ch#11 qdc and ch#27 tdc


10/03/13

Detector voltage is 2.8, 3.4 kV for cathode and GEM. filter Amp. (x2 level 6) is used for amplify the GEM's output, ch#5 is used as an ADC input.

Run Number Start time End time Notes
6220 17:34:47 13:19:33 shutter close
6221 17:57:08 18:03:52 shutter close V_GEM= V_cat but still there are two peaks. N= 0.002475248
6222 18:20:48 18:21:04 shutter open V_GEM= V_cat but still there are two peaks.high noise rate 14 kHz