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  40m Log, Page 276 of 350  Not logged in ELOG logo
ID Date Author Type Category Subject Text Attachments
  3735   Mon Oct 18 15:33:00 2010 josephb, alexUpdateCDSPossibly broken timing cardsIt looks as though we may have two IO chassis
with bad timing cards.
Symptoms are as follows:
  
  3734   Mon Oct 18 11:22:13 2010 JenneUpdateComputersShame on people not elogging! FrameFiles backups not working.On the one hand, SHAME
ON ALL PEOPLE WHO DON'T ELOG THINGS,
  
  3733   Mon Oct 18 09:01:48 2010 steveHowToGeneralHow not to This BNC cable is crying for help. Please
do not do this to me.  It should be
reported  to the  abused center.Throw
 P1060926.JPG 
  3732   Mon Oct 18 08:44:36 2010 ranaUpdateCDSslow DAQ channels addedWhy EXCMON? I think that we should
modify the filter coefficients so that the
decimation filter that makes OUT16 is a 2nd
  
  3731   Fri Oct 15 22:16:22 2010 kiwamuUpdateSUSwhat's wrong with MC2[Yuta, Suresh, Rana and Kiwamu]
 The
  
  3730   Fri Oct 15 21:25:23 2010 SureshUpdateIOO2W NPRO laser output power drop question  The power meter used in the measurements
of elog entries 2822, 3698 and 3709 was the
Ophir PD300-3W.  This power head has
  
  3728   Fri Oct 15 15:32:35 2010 josephbUpdateCDSslow DAQ channels addedI
added all the _OUT16, _INMON, _EXCMON channels
associated with the BS, ITMX, and ITMY channels
  
  3727   Fri Oct 15 06:31:52 2010 kiwamuUpdateGreen LockingPSL beat note setup: part II I
made some KAIZENs (what
  
  3726   Fri Oct 15 00:15:52 2010 KojiUpdateIOO2W NPRO laser output power versus temperatureFrom the plot, you observed the reduction
of the output power only by 1% between 25deg
to 45deg.
  
  3725   Thu Oct 14 23:33:45 2010 SureshUpdateIOO2W NPRO laser output power versus temperatureSteve
measured an apparent power drop in the 2W
NPRO output from 2.1W to 1.6W(elog entry
 tempscan.pngScan2010.zip 
  3724   Thu Oct 14 22:26:38 2010 KojiUpdateComputersNew Netgear SwitchThe network cables for the Martian network were
moved to the new Netgear switch
  
  3723   Thu Oct 14 20:49:50 2010 yutaUpdateComputersautomated Q-value adjusterBackground:
 Now we can use pyNDS(see elog
 MC3_SUSPOS.png 
  3722   Thu Oct 14 20:31:15 2010 yutaUpdateComputerspyNDS installationEDIT by kiwamu Dec.7th
;
  
  3721   Thu Oct 14 14:52:52 2010 Leo SingerConfigurationComputersnumpy, ipython, matplotlib, python-matplotlib installed on rossaI installed the following packages on rossa:
numpy, ipython, matplotlib, python-matplotlib
  
  3720   Thu Oct 14 14:09:30 2010 josephbUpdateCDSNDS 2 server status[Joe, John]
The nds 2 server is about 50% of
the way there.  You can connect to it
  
  3719   Thu Oct 14 13:15:14 2010 Leo SingerConfigurationComputersgit installed on rossaI installed git on rossa using:
$ sudo yum install git
  
  3718   Thu Oct 14 13:09:01 2010 Leo SingerConfigurationComputersnds2-client-devel installed on rossaI installed nds2-client-devel on rossa
using the following command:
$ sudo yum install nds2-client-devel
  
  3717   Thu Oct 14 12:53:29 2010 yutaUpdatePSLmesured PMC's visibility vs power relationBackground:
 I measured the PMC's visibility
vs incident power relation last week to see
 PMCsetup.pngPDcalib.pngPMCreflect2.png 
  3716   Thu Oct 14 12:45:47 2010 josephbUpdateComputersNDS 2 server installation on mafalda[Joe, John Zweizig]
John stopped by around noon today
to install the NDS 2 server.  He installed
  
  3715   Thu Oct 14 10:59:10 2010 josephbUpdateComputersUpdated cshrc.40m and Computer Restart ProceduresI started modifying the cshrc.40m file
in /cvs/cds/caltech/ so that it starts pointing
at the new directories.
  
  3714   Thu Oct 14 10:29:33 2010 josephbUpdateComputersMafalda ready for NDS2, updated Rosalba, Rossa reposAt John Zweizig's request, I installed
a couple of packages from the lscsoft repository,
along with libtools, automake, autoconf,
  
  3713   Thu Oct 14 01:09:17 2010 yutaUpdateIOOtried to lock MC but failed(Rana, Koji, Kiwamu, Suresh, Yuta)
 
  
  3712   Thu Oct 14 00:54:12 2010 ranaHowToCDSBad PSL Quad, so I edited the SUS MEDM screensWe found today that there was some  Untitled.png 
  3711   Thu Oct 14 00:53:44 2010 kiwamuUpdateSUSwhat's wrong with MC2It turned out that
the DC alignment of MC2 from epics doesn't
 OSMEs.png 
  3710   Thu Oct 14 00:04:46 2010 yutaUpdateSUSQ-value adjustment for MC dampingsBackground:
 We need MC to be locked soon,
so MC suspensions should be damped well(Q~5).
 MC2ringdown.png 
  3709   Wed Oct 13 21:08:40 2010 kiwamuUpdatePSLNPRO is still alive The
NPRO at the PSL table still can generate
  
  3708   Wed Oct 13 18:01:43 2010 yutaHowToCDSeditting all the similar medm screens(Joe, Yuta)

Say, you want to edit all the similar
  
  3707   Wed Oct 13 17:12:33 2010 josephb, yutaUpdateCDSFilter name length problem found and fixedThe missing filter files for ULPOS, URPOS,
and so forth for the mode cleaner optics
was due to the length of the names of the
  
  3706   Wed Oct 13 17:04:34 2010 josephb, yutaUpdateCDSburt restore now working with filter settingsPreviously, burt restoring was not setting
filters on and off, which was required us
to constantly go through all the filter banks
  
  3705   Wed Oct 13 11:09:28 2010 yutaUpdateComputersclean-installed CentOS 5.5 on mafaldaDear mafalda,
Sorry for leaving you alone.
We put ethernet cable in you. You
  
  3704   Wed Oct 13 09:35:41 2010 ranaUpdateelogstart script editedThe existing elog restart script was running
the kill process in the background using
the '&' symbol before starting new elog
  
  3703   Wed Oct 13 00:35:26 2010 kiwamuUpdateGreen LockingPSL beat note setup[ Kevin and Kiwamu ]
 We
  
  3702   Tue Oct 12 23:45:55 2010 ranaConfigurationDAQNDS2I installed the NDS2 Client onto the workstations
today using the instructions that Zach put
onto the Wiki with a couple of modifications.
 cerberus.jpg 
  3701   Tue Oct 12 23:35:12 2010 mafaldaUpdateComputerscelan-installed CentOS 5.5 on mafalda


   
        
            
  
  3700   Tue Oct 12 22:06:08 2010 yutaUpdateComputerscelan-installed CentOS 5.5 on mafaldaI clean-installed CentOS 5.5(32bit) on
mafalda.
No firewalls, no SELinix.
  
  3699   Tue Oct 12 17:42:57 2010 yutaUpdateSUSvery first measurement of Q-values for MC1Background:
 Data aquisition system is fixed,
and now we can use the Dataviewer to measure
 MC1ringdown.png 
  3698   Tue Oct 12 16:35:17 2010 steveConfigurationPSLPSL output monitor in placeInnolight
PSL laser is set to @2.1A , ~1.6W output
  
  3697   Tue Oct 12 15:51:18 2010 yutaBureaucracySAFETYthe 40m squad received safety training from PeterYuta, Joonho, and Suresh received the Basic
Laser Safety Training from Peter King today.
  
  3696   Tue Oct 12 13:05:00 2010 josephb, alexUpdateCDSfb still flaky, models time out fixedInteresting information from Alex. 
We're limited to 2 Megabytes per second
per front end model.  Assuming all
  
  3695   Tue Oct 12 01:54:32 2010 kiwamuUpdateGreen Lockingmode matching to doubling crystal on PSL tableI improved
the mode matching of the incident beam to
 PSL_doubling.png 
  3694   Mon Oct 11 23:55:25 2010 Joonho LeeSummaryElectronicsCCD cables for output signalToday
I checked all the CCD cables which is connected
output channels of the VIDEOMUX.
  
  3693   Mon Oct 11 22:45:16 2010 kiwamuUpdateComputerssolid works 2010 installed   solidworks.PNG 
  3692   Mon Oct 11 22:04:28 2010 yutaUpdateCDSdamping for MCs are basically workingBackground:
 Even if we can't use the Dataviewer
to get the time series of each 4 DOF displacements,
 SUS-MC1.pngSUS-MC2.pngSUS-MC3.png 
  3691   Mon Oct 11 20:52:00 2010 ranaUpdateCDSActivation of DAQ channels for 8 opticsBah!  We tried   
  3690   Mon Oct 11 17:31:44 2010 yutaUpdateCDSActivation of DAQ channels for 8 optics(Joe, Yuta)

Background:
  
  3689   Mon Oct 11 16:09:10 2010 yutaSummarySUScurrent OSEM outputsBackground:
 The output range of the OSEM
is 0-2V.
  
  3688   Mon Oct 11 10:51:36 2010 steveUpdateSUSOSEMs, OSEMs, OSEMs...those lovely little OSEMs   40dll.jpg 
  3687   Mon Oct 11 10:49:03 2010 josephbUpdateCDSc1sus stabilityTaking a look at the c1sus machine, it
looks as if all of the front end codes its
running (c1sus - running BS, ITMX, ITMY,
  
  3686   Sun Oct 10 18:28:25 2010 kiwamuSummarySUSITMX OSEM offsetsBecause of the in-vac work on Oct. 4th
(see this
entry) , ITMX's OSEM offsets were
 OSEM.png 
  3685   Sun Oct 10 18:09:02 2010 KojiSummaryCOCPhase map interferometer calibration for the data on Oct 8th, 2010 Summary:
Calibration
of the phase map interferometer was calculated
for the data on Oct 8th, 2010.
 calibration.pdf 
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