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  40m Log, Page 233 of 339  Not logged in ELOG logo
ID Date Author Type Category Subject Text Attachments
  5372   Fri Sep 9 19:15:17 2011 ranaUpdateIOORF Amp for EOM on PSL Table


   
        
            
  
  5371   Fri Sep 9 16:16:59 2011 kiwamuUpdateIOOspot positions on MC mirrors (in-vac)The spot positions on the MC mirrors
were measured in the vacuum condition.
  
  5370   Fri Sep 9 14:55:03 2011 kiwamuUpdateSUSOSEM pictures on ITMsThe OSEM pictures taken in Sep/6 have
been uploaded to Picasa.
https://picasaweb.google.com/foteee
  
  5369   Fri Sep 9 13:29:09 2011 kiwamuUpdateIOOa history of PZT mirrorSomething happened about 8 years ago.
Old
iLog entry by AJW (2003/Sep/8)
  
  5368   Fri Sep 9 11:59:58 2011 kiwamuUpdateIOOPZT1 doesn't workLast night I
noticed that PZT1 didn't work properly
  
  5367   Thu Sep 8 20:13:24 2011 kiwamuUpdateIOOMC is back to full power[Suresh / Kiwamu]
 The
  
  5366   Thu Sep 8 13:20:07 2011 steveUpdatePEMvac envelope at atm for 36 daysWe tried not to open chambers above 10,000
particles of 0.5 micron cf/min
New items going in:      
 vent70.jpg 
  5365   Thu Sep 8 10:50:44 2011 steveUpdateVACpumpdown #71 comletedVacuum status:  " vacuum normal"  
CC1 pressure 5e-5 Torr
Slow roughing through butterfly valve
 pd#71.jpgmaglevpd.jpg 
  5364   Wed Sep 7 22:17:04 2011 ranaUpdateIOORF Amp for EOM on PSL TableAfter Steve pointed out the 'deep hoop'   
  5363   Wed Sep 7 21:45:16 2011 kiwamuUpdateVACpump stopped. Pressure is at 450 mtorrI stopped puming at 9:30 PM and the pressure
in P1 is at 450 mtorr.
I followed exactly he procedure that
 vacuum.png 
  5362   Wed Sep 7 20:44:11 2011 SureshUpdateelogrestartedElog crashed / dormant for long time. 
A look at the log file indicated that it
was busy generating png thumbnails for pdf
  
  5361   Wed Sep 7 18:19:37 2011 steveHowToVACstop pump down for overnight


   
        
            
  
  5360   Wed Sep 7 17:28:41 2011 kiwamuUpdateLSCX arm loss measurement : not goodThe measurement
itself wasn't good.
 Xarmlossmeasurement.png 
  5359   Wed Sep 7 16:21:35 2011 kiwamuUpdateLSCarm loss measurement : reslutsHere are the results of the arm loss measurements,
which I have done before the vent.
I ran the existing matlab script,
 Yarmloss.pngXarmloss.png 
  5358   Wed Sep 7 13:28:25 2011 steveSummaryCamerasAll Camera setups a need upgrading


   
        
            
  
  5357   Wed Sep 7 12:03:49 2011 steveUpdateVACPump down has startedJamie and Steve
We closed ITMX and ITMY chambers
and started pumping around 11am
  
  5356   Wed Sep 7 09:21:57 2011 jamieUpdateSUSSUS spectra before close upHere are all suspension diagonalization
spectra before close up. Notes:

    TMX looks the worst, but
 9x 
  5355   Wed Sep 7 08:14:01 2011 steveUpdateSUSfinal OSEM checkAll fine, except ITMX_sensor_UL's 
60  counts deep hoop for an hour.
 finalcheck.jpgITMX10min.jpgfinalsum.png 
  5354   Wed Sep 7 00:47:51 2011 JenneUpdateVACPUMP is a GO!Steve and Jamie:  After Jamie checks
the ITM free swingings, 
  
  5353   Wed Sep 7 00:44:51 2011 JenneUpdateSUSFreeswing allI just started a freeswing all,
as a final check before we pump:
  
  5352   Wed Sep 7 00:39:34 2011 ranaUpdateSUSITMX adjustments(What we did)
* Moved SUS to edge of table for
OSEM adjustment.
  
  5351   Wed Sep 7 00:01:23 2011 SureshUpdateIOOITMY chamber ready for heavy doors[Jenne, Suresh]
We did the following things in the
ITMY chamber today:
  
  5350   Tue Sep 6 22:51:53 2011 ranaSummaryCamerasAll Camera setups a need upgradingI just tried to adjust the ETMY camera
and its not very user friendly = NEEDS FIXING.
* Camera view is upside down.
  
  5349   Tue Sep 6 21:33:21 2011 JenneUpdateSUSDiagonalizability of ITMX and ITMY is acceptable[Rana and Kiwamu on ITMX, Jenne and Suresh
on ITMY, Zombie/brains meeting on accepting
the matricies]
 ITMX.pngITMY.png 
  5348   Tue Sep 6 21:00:48 2011 ZachUpdateelogelog restartedI restarted the elog with the script as
it was not up when I tried to make a post.
It was again unresponsive when I went to
  
  5347   Tue Sep 6 17:56:53 2011 JenneUpdateIOOFree Swing ITMY started


   
        
            
  
  5346   Tue Sep 6 17:56:12 2011 JenneUpdateSUSfree swinging test on ITMX


   
        
            
  
  5345   Tue Sep 6 17:48:57 2011 kiwamuUpdateSUSfree swinging test on ITMYTue Sep  6 17:48:02 PDT 2011
999391697
  
  5344   Tue Sep 6 17:43:01 2011 SureshUpdateIOOFree Swing ITMY startedFree swing of ITMY started at
Tue Sep  6 17:41:43 PDT 2011
 
  
  5343   Tue Sep 6 11:27:19 2011 JenneUpdateGeneralAfternoon pre-pumpdown todo listThese are
the things that I can think of that we need
  
  5342   Tue Sep 6 11:21:33 2011 JenneUpdateSUSITMX rehung (Friday)[Jenne, Katrin, Jamie]
I'm a bad kid, and forgot to elog
my Friday morning work...
  
  5341   Tue Sep 6 08:05:53 2011 steveUpdateSUSITMX must be touching


   
        
            
 osemITMX.jpg 
  5340   Mon Sep 5 21:12:05 2011 DmassUpdateComputer Scripts / Programselog broke, fixedRestarted elog 9:11PM 9/5/11   
  5339   Sat Sep 3 14:47:50 2011 kiwamuUpdateIOOtriple resonant box : brief estimations about reflections and mode. depths(RF reflections)
The reflected RF power going back
to the RF generation box will be :
  
  5338   Fri Sep 2 17:57:18 2011 kiwamuUpdateSUSRe: ITMY released without opening chambersIt
stacked again 
  
  5337   Fri Sep 2 17:52:16 2011 kiwamuUpdateSUSITMX realignedThe new ITMX
was aligned by changing the DC biases.
  
  5336   Fri Sep 2 15:56:32 2011 KojiUpdateIOOtriple resonant box : ready to installWhat are the reflected RF powers for those
frequencies? 
Is the 29.5MHz more problem than the
  
  5335   Fri Sep 2 13:12:08 2011 kiwamuUpdateIOOtriple resonant box : ready to installThe triple
resonant box was checked again. Each resonant
 refl_eom.png 
  5334   Fri Sep 2 04:41:35 2011 KeikoUpdateLSCTolerance of PRC, SRC, MICH length = 5 mm ? Keiko,
Kiwamu
 MATRIX.pngdphase.png 
  5333   Thu Sep 1 15:59:46 2011 steveUpdateSUSlight doors on at the ITMsSuresh, Kiwamu and Steve
Heavy chamber doors replaced by light
ones at  ITMX-west and ITMY-north locations.
  
  5332   Thu Sep 1 15:07:45 2011 steveUpdateSUSwhy ITMY is moving more ?Atm1, ITMY and the SRM are on the same
isolation stack.  So why does 
the SRM move twice as much?
 itmy_srm_etmx.jpgP8220152.JPG 
  5331   Thu Sep 1 11:03:22 2011 steveUpdateVACback ground rga scanThe RGA back ground at day 29 of this vent.  v70-bg-d29scan.jpgvent70tempres.jpg 
  5330   Wed Aug 31 16:18:25 2011 JenneUpdateGeneralNew Optics Drawers[Kiwamu, Manuel, Jenne]
The new optics storage drawers have
been populated with optics.  Each drawer
  
  5329   Wed Aug 31 14:50:18 2011 kiwamuUpdatePhotospictures of OSEMsThe pictures that we took are now on the
Picasa web site. Check it out.
  
  5328   Wed Aug 31 11:37:56 2011 steveUpdateGreen Lockingshutter in place at east endUniblitz mechanical shutter installed in
the green beam path at ETMY-ISCT  The
remote control cable has not been connected.
  
  5327   Tue Aug 30 17:31:55 2011 SureshUpdateIOOC1IOO model reverted and fb restartedI reverted
the C1IOO model to the last working version
and restarted the fb at this time..Tue Aug
  
  5326   Tue Aug 30 14:44:06 2011 kiwamuUpdateSUSITMY released without opening chambersThe
ITMY mirror was released. The OSEM readouts
became healthy.
  
  5325   Tue Aug 30 14:33:52 2011 jamieUpdateCDSall front-ends back up and runningAll the front-ends are now running. 
Many of them came back on their own after
the testpoint.par
  
  5324   Tue Aug 30 11:42:29 2011 jamieUpdateCDStestpoint.par file found to be completely emptyThe testpoint.par file, located at /opt/rtcds/caltech/c1/target/gds/param/testpoint.par,
which tells GDS processes where to find the
various awgtpman processes, was completely
  
  5323   Tue Aug 30 11:28:56 2011 jamieUpdateCDSframebuilder back upThe fsck on the framebuilder (fb) raid
array (/dev/sda1) completed overnight without
issue.  I rebooted the framebuilder
  
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