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ID Date Author Type Category Subject Text   7044   Fri Jul 27 14:28:36 2012 steve Update VAC cold cathode gauges Our cold cathode 423 gauges are 10 years old. They get insulated by age and show no ionization      7047   Mon Jul 30 09:00:18 2012 steve Update PSL PMC is still not fixed The PMC was locking right the way, but it's transmission would not go up.  Finally I get it back up by moving the "sticky"      7051   Mon Jul 30 15:49:16 2012 steve Update VAC cc1 switched                                7056   Tue Jul 31 08:01:22 2012 steve Update VAC cc1 switched                                7071   Wed Aug 1 16:38:46 2012 steve Update SUS spare SRMU 03 optic moved SOS optics prepared to be hanged are moved from the South Flow Bench to S15 Clean Cabinet. SRMU 03 (1-25-2010) specification      7087   Mon Aug 6 07:59:33 2012 steve Update SUS PRM oplevs servo is still bad                                7088   Mon Aug 6 09:46:31 2012 steve Update IOO poweroutage turns laser off . Power      7089   Mon Aug 6 10:53:32 2012 steve Update VAC status: vauum normal    The power outage did not have any effect on the vacuum system.  I      7091   Mon Aug 6 16:48:43 2012 steve Update SUS SRM oplev is clipping The SRM oplev beam is clipping.      7106   Tue Aug 7 16:11:23 2012 steve Update SUS optical table box wall proposal  Sanwiched wall as shown: 1" clear acrylic, 2 layers of 0.004" thick "window tint", 1 layer of       7154   Sun Aug 12 01:21:26 2012 steve Update SAFETY exit door left unlocked Caltech security called me at 1am Sunday.  Control room emergency      7160   Mon Aug 13 15:31:09 2012 steve Update General larger optical tables at the ends I'm proposing larger optical tables at the ends to avoid the existing overcrowding. This would allow the      7194   Wed Aug 15 16:01:47 2012 steve Update General larger optical tables at the ends ? The drawing of the 4' x 2'  table cover can be seen at entry  #6190 The new proposed wall #7106       7248   Wed Aug 22 11:41:20 2012 steve Update General grout plate for optical table at the ends Reinforced concrete grout plate for existing carbon steel stands at the ends.        7458   Mon Oct 1 17:03:01 2012 steve Update SUS ETMY oplev relayed                                7538   Fri Oct 12 16:59:26 2012 steve Update SUS TT PITCH damping                                7544   Mon Oct 15 08:08:33 2012 steve Update SUS PRM damping restored                                7652   Thu Nov 1 08:48:42 2012 steve Update Alignment progress, then setback - trend of BS table shift                                7831   Fri Dec 14 09:05:04 2012 steve Update PEM TT after eq 6.1    SRM, ITMY and MC3 moved some what, but how are the TT? It may worth looking      8240   Wed Mar 6 11:33:09 2013 steve Update SAFETY safety audit 2013                              8287   Wed Mar 13 16:04:24 2013 steve Update SAFETY laser safety glasses checked  All safety glasses were cleaned in soapy water by Bob. I measured their transmission at 1064 nm, 150 mW,  beam diameter 1.5      8309   Tue Mar 19 10:30:00 2013 steve Update SAFETY crane inspection 2013   Professional crane inspector: Fred Goodbar found two small leaks at the Vertex      8661   Fri May 31 10:25:17 2013 steve Update safety first aid kits refilled                                8687   Thu Jun 6 16:33:19 2013 steve Update safety updated laser inventory  Updated laser inventory and operator list. They are posted in the 40m wiki and entry doors of the 40m IFO room.      9090   Fri Aug 30 08:08:29 2013 steve Update safety fire horns-flashers tested OK    We had fire alarm tests  and evacuation drills at 1:30pm yesterday.      9653   Wed Feb 19 08:07:01 2014 steve Update safety annual laser safety glasses check    All 40m laser safety glasses are cleaned and measured this morning.       9672   Tue Feb 25 16:54:57 2014 steve Update safety safety audit 2014    We had our annual safety inspection today.        9681   Thu Feb 27 13:11:13 2014 steve Update safety safety audit correction                                9699   Thu Mar 6 11:43:17 2014 steve Update General Guralp control unit CMG-40T handheld controller unit is missing its power supply. In order to zero the instrument one has to apply plus and minus DC voltage.      9704   Fri Mar 7 16:56:17 2014 steve Update IOO IOO qpds centered                                9705   Mon Mar 10 09:28:48 2014 steve Update IOO IOO pointing 2 days  Morning seconds without adjustment.        9725   Thu Mar 13 16:05:48 2014 steve Update safety safety audit 2014                                9730   Mon Mar 17 10:50:58 2014 steve Update safety 2014 annual crane certification                                9743   Fri Mar 21 14:59:44 2014 steve Update PEM controling dust Please take a look at the table top with the flashlight before      9748   Mon Mar 24 22:13:37 2014 steve Update General Power Failure                                9749   Tue Mar 25 14:52:57 2014 steve Update VAC vacuum is recovered  Out gassing plus leak rate   0.15       9757   Fri Mar 28 16:26:20 2014 steve Update VAC RGA scan after power failure                                9802   Fri Apr 11 14:57:53 2014 steve Update LSC congratulation          9870   Mon Apr 28 17:27:29 2014 steve Update safety safety audit 2014                                9873   Tue Apr 29 00:11:03 2014 steve Update safety safety audit 2014 Be aware that this may affect POP QPD and POP RF Thorlabs      9895   Thu May 1 17:14:36 2014 steve Update PSL thin window AR measured CVI broadband AR coating was measured at the PSL-enclosure table around 9-10am today. The 2W Innolight first PBS  S polarization      9900   Fri May 2 08:15:54 2014 steve Update safety safety audit 2014    Late adition: CHECK all viewport covers.      9902   Fri May 2 10:38:29 2014 steve Update PSL thin window AR measured                                9914   Tue May 6 09:46:50 2014 steve Update PEM cleaning day  Keven and Steve, We cleaned around the Vertex chambers, PSL and MC2 floor areas.      9915   Tue May 6 10:22:28 2014 steve Update CDS c1ioo dolphin fiber                                9918   Tue May 6 18:32:14 2014 steve Update LSC TRY 60Hz noise hunt This is an effort to get rid of our ground loops      9921   Wed May 7 14:01:36 2014 steve Update LSC TRY 60Hz noise hunt                                9933   Thu May 8 17:25:17 2014 steve Update LSC TRY 60Hz noise hunt  I worked at the ETMY-ISCT this morning and      9937   Fri May 9 11:23:11 2014 steve Update Green Locking decreased X green light power Green light power decreased from 3 mW to 1 mW at the ETMX-ISCT shutter. More later.      9941   Mon May 12 14:42:25 2014 steve Update endtable upgrade optical table enclosure wall proposal and table at ETMY

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