Thu Oct 13 23:42:27 2016, JL Tain et al, Background
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Background measurement overnight
Start: 01:17
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Thu Oct 13 23:41:25 2016, JL Tain et al, 252Cf
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New BRIKEN energy calibration
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Thu Oct 13 23:39:58 2016, JL Tain et al, VETO Det    
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Energy calibration of plastic and NaI detectors
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Thu Oct 13 23:38:26 2016, JL Tain et al, CLOVER  
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Energy and efficiency calibration
We make calibrations for the remaining D4 CLOVER detector
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Thu Oct 13 12:58:31 2016, JL Tain et al, INCIDENT
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NIM Crate Failure. Lost of CLOVER G7
One of the 2 NIM crates, the one containing the power for CLOVER
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Thu Oct 13 04:36:58 2016, JL Tain et al, CLOVER
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CLOVER energy calibration
Short run with 137Cs and 60Co sources at BRIKEN detector center
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Wed Oct 12 11:30:53 2016, Ariel Tarifeno, Alvaro Toloza, JL Tain, J. Agramunt, et al, BRIKEN Z scan
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Scanning of the BRIKEN detector with the 252Cf source
along the longitudinal axis (Z axis)
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Wed Oct 12 05:06:57 2016, JL Tain et al, Noise 
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Gamma source close to ORNL2 tube
In order to investigate the origin of the background
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Wed Oct 12 03:47:14 2016, JL Tain et al, Background
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Background measurement over night with CLOVER and VETO detectors
ADC #7 added to crate 1 for veto detectors: V1A7
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Tue Oct 11 17:11:28 2016, A. Tarifeno-Saldivia et al..., ROOT macro
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ROOT macro for calculation of neutron rates in the BRIKEN detector
Here a ROOT macro to calculate neutron rates from onlines root files generated DAQ configuration
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Tue Oct 11 15:58:01 2016, JL Tain et al, VETO Det  
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Check of Plastic and NaI veto detectors and DACQ settings
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Tue Oct 11 15:47:45 2016, N Brewer, S Go et al, CLOVER   
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Both COVER detectors are installed in place.
See photos.
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Sun Oct 9 18:19:01 2016, JL Tain et al, Noise 
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Optimization of ADC thresholds
In order to try to reduce the grass-like background
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Sun Oct 9 15:49:41 2016, JL Tain et al, Power shutdown
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Due to maintenance operations of the Wako electrical
company there is a risk of power shutdowns on Saturday,
Sunday and Monday from about 8 am to 8 pm.
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Sun Oct 9 04:20:47 2016, JL Tain et al, Noise 
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We check for the appearance of spurious signals in the preamplifiers.
We set all HV to zero and run a measurement for several hours.
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Sat Oct 8 01:18:51 2016, JL Tain et al, DACQ
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We increased the pretrigger delay for ADC5 from 350 to 400 |
Fri Oct 7 10:42:52 2016, JL Tain et al, Noise
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We investigate the effect on the noise in ORNL tubes of using a differential PA.
We connect the tubes in current PA10 (126-140) to one of the new diff PA
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Fri Oct 7 08:35:15 2016, JL Tain et al, Noise
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Low amplitude noise component.
The figure shows the composition of the low amplitude noise
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Fri Oct 7 08:09:47 2016, JLTain et al, Background 
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Background measurement overnight
Start: Oct-6 2242 Stop: Oct-7 10:45
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Thu Oct 6 14:50:30 2016, JL Tain, A Tolosa, A Tarifeno,..., 252Cf 
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First measurement with 252Cf source to check the calibration.
AIDA was in place so the source was at the right height
but displaced about 10cm from the center.
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