40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log, Page 159 of 339  Not logged in ELOG logo
ID Date Author Type Category Subject Text Attachments
  9093   Mon Sep 2 03:51:14 2013 ranaHowToGeneralHow To Coil Cables http://youtu.be/pEd7ru24Vx0   
  9092   Fri Aug 30 14:31:57 2013 SteveUpdateGeneralcleaning upI cleaned up around MC2 and 1Y1 area this
morning.
ETMY NPRO moved from the side to
 MC2areaCP.jpg1Y1areaCleanedUp.jpgETMY_NPROmoved.jpg 
  9091   Fri Aug 30 11:00:46 2013 ManasaUpdateGeneralSeries of earthquakesThere has been a series of earthquakes  Screenshot-Earthquakes_-_Mozilla_Firefox.pngSUSnSEIS.png 
  9090   Fri Aug 30 08:08:29 2013 steveUpdatesafetyfire horns-flashers tested OK 
 We had fire alarm tests
 and evacuation drills at 1:30pm yesterday.
  
  9089   Fri Aug 30 01:01:28 2013 rana, nicSummaryComputer Scripts / ProgramsaLIGO Noise Budget code installed and runningChris Wipf has been developing a new Noise
Budget code that allows us to use our existing
Simulink models to handle all of the noise
 NBplots.pngScreen_Shot_2013-08-30_at_1.00.02_AM.png 
  9088   Thu Aug 29 17:25:50 2013 JamieUpdateSUSSUS medm screen upgradeRana asked me to look at the SUS MEDM screen
upgrade situation, and provide an upgrade
prescription.  Unfortunately there not
  
  9087   Wed Aug 28 23:09:55 2013 jamieConfigurationCDScode to generate host IPC graph   hosts.png40m-ipcs-graph.py 
  9086   Wed Aug 28 19:47:28 2013 jamieConfigurationCDSfront end IPC configuration

    

       
            
  
  9085   Wed Aug 28 15:41:42 2013 SteveUpdateVACRGA scan at day 23 Valve configuration: Vacuum Normal
pd76-m-d23
 
 pd75md23.png 
  9084   Wed Aug 28 11:23:41 2013 SteveUpdateVACcrane repair sheduled

    

       
            
  
  9083   Wed Aug 28 11:15:02 2013 SteveUpdateGreen LockingXend green layout corrections

    

       
            
  
  9082   Wed Aug 28 07:33:51 2013 manasaUpdateLSCMICH lockingI wanted to measure the OLTF of MICH.
What I did:
1. Ran LSC offsets script to zero
 MICH.pdf 
  9081   Wed Aug 28 06:26:28 2013 manasaUpdateComputer Scripts / ProgramsASS req and snap files edited[From yesterday] ASS for X arm was behaving
slightly funny over the last couple of days.
ASS could not correct the BS misalignment.
  
  9080   Wed Aug 28 06:17:15 2013 manasaUpdateComputer Scripts / Programsalias for MATLAB2010Although Matlab 2013 has not been causing
any visible trouble so far, it takes a while
to startup.
  
  9079   Wed Aug 28 05:21:58 2013 manasaUpdateCDSCDS svn commits not happeningI am responsible for missed
svn commits with als and asx. I have committed them.
  
  9078   Wed Aug 28 03:28:00 2013 JenneUpdateLSCPlaying with DRMI, some ASS automation prep[Rana, Jenne]
We did lots of poking around with
the DRMI tonight.  I should elog more
  
  9077   Wed Aug 28 00:41:23 2013 JenneUpdateCDSCDS svn commits not happeningsvn status update. asx, als and ioo
were found not committed. Not sure about who modified
  
  9076   Tue Aug 27 20:43:34 2013 KojiConfigurationCDSfront end IPC configurationThe reason we had the PCIe/RFM system was
to test this mixed configuration in prior
to the actual implementation at the sites.
  
  9075   Tue Aug 27 19:50:06 2013 JamieConfigurationComputer Scripts / Programscdsutils checked out into /opt/rtcdsI have checked out the new cdsutils
repository at:

/opt/rtcds/cdsutils/release

This
  
  9074   Tue Aug 27 19:34:36 2013 JamieConfigurationCDSfront end IPC configurationSo the IPC situation on the front end network
is not so great right now.  For various
no-longer-valid reasons, c1lsc had no RFM
 hosts.png 
  9073   Tue Aug 27 18:58:52 2013 KojiConfigurationElectronics110 MHz LO options- Do we have an appropriate amplifier?
- True challenge could be to find
a feedthrough for the new port. (or to find
  
  9072   Tue Aug 27 18:21:35 2013 JenneConfigurationElectronics110 MHz LO optionsAs I see it, we have a few options for
getting the 110 MHz LO to both the POP110
and AS110 demod boards.  
  
  9071   Tue Aug 27 17:32:52 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for ASI measured the phase split between the
I and Q signals of my AS110 board. 
To do so, I plugged the board into an empty
  
  9070   Tue Aug 27 15:44:08 2013 manasaUpdateCDSIssues with ALS fixedI figured out the problem with ALS from
yesterday. While the model was just fine,
the medm screens were not checked if they
  
  9069   Tue Aug 27 15:31:48 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9068   Tue Aug 27 02:18:28 2013 JenneUpdateLSCPRMI, DRMI sensing matricesI have made a measurement of the PRMI and
the DRMI sensing matrices. 
Keiko pointed out to me in an email
 SensMatMeas_26Aug2013_withErrorBars.pngSensMatMeas_26Aug2013_DRMI_firstEverMeasurement.png 
  9067   Mon Aug 26 20:13:17 2013 ranaConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9066   Mon Aug 26 19:54:15 2013 manasaUpdateCDSc1als model modifiedI had made changes to the c1als model a
couple of weeks ago. I had removed all the
beat_coarse channels that had existed from
 mistake-cartoon.gif 
  9065   Mon Aug 26 19:31:22 2013 manasaUpdateSUSPRM, ITMY watch dogsPRM and ITMY were found with their watchdogs
shutdown this afternoon (cause unknown).
I re-engaged them.
  
  9064   Mon Aug 26 19:13:38 2013 KojiUpdateLSCLSCoffset script updatedWhat do you mean???
What is the effect of the anti-whitening
filter?
  
  9063   Mon Aug 26 18:59:08 2013 MasayukiUpdateLSCLSCoffset script updatedI made scripts/LSC/LSCoffsets2.py
which is the script to zero the dark offset
of all the LSC PD.  The list of PDs
  
  9062   Mon Aug 26 18:55:18 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for ASI have modified one of the spare demod
boards that was sitting above the electronics
bench (the one which was unlabeled - the
 AS110_demod_board_modifications.pdf 
  9061   Sun Aug 25 06:07:11 2013 ranaUpdateLSCDRMI Locked with improved lock streatches We're ready
for using the auto configure.
We
can put our scripts for the MICH, PRMI, and
  
  9060   Sat Aug 24 00:11:07 2013 KojiUpdateLSCDRMI Locked with improved lock streatchesFriday night  Screenshot-Untitled_Window.png 
  9059   Fri Aug 23 21:01:38 2013 Alex ColeHowToElectronicsAutomated Photodetector Frequency Response System This post describes how to use the
Automated Photodetector Frequency Response
System.
  
  9058   Fri Aug 23 14:19:28 2013 ranaUpdateSUSViolin filters moved to LSC, from SUS  Just to rephrase somewhat:

    We balance the BS & PRM actuators
  
  9057   Fri Aug 23 01:52:34 2013 JenneUpdateSUSViolin filters moved to LSC, from SUS[Rana, Jenne]  MICHloopNotches_23Aug2013.pdf 
  9056   Thu Aug 22 22:05:36 2013 ranaUpdateGreen LockingGTRY normalizedMeh.
600 counts is too weak.  You should
fix the electronics so that the maximized
  
  9055   Thu Aug 22 21:16:47 2013 ManasaUpdateGreen LockingGTRY normalizedThe Y arm green transmission has been measuring
in counts all along. I modified the gain
in the ALS-TRY filter module to normalise
  
  9054   Thu Aug 22 20:25:28 2013 MasayukiSummaryGreen LockingY-arm PDH OLTF measurement[Manasa, Masayuki]
We measured the the openloop transfer
function of the PDH green lock of the y-arm.The
 OLTF_PDH_Glock_yarm_7.png 
  9053   Thu Aug 22 13:20:54 2013 KojiUpdateLSCDRMI Locked for 1+ minute!!!!!!Don't go for a hacky solution. We want
to climb a staircase step by step.
Prepare an independent 110MHz demod
  
  9052   Thu Aug 22 13:03:40 2013 JenneUpdateLSCDRMI Locked for 1+ minute!!!!!!

    

       
            
  
  9051   Thu Aug 22 10:20:32 2013 kiwamuUpdateLSCDRMI Locked for 1+ minute!!!!!!Wonderful
! I like the video -- the spatial
  
  9050   Thu Aug 22 07:57:57 2013 LisaUpdateLSCDRMI Locked for 1+ minute!!!!!!  Very nice!!  I was wondering, shouldn't
the driving matrix be such that MICH pushes
  
  9049   Thu Aug 22 02:40:12 2013 JenneUpdateLSCDRMI Locked for 1+ minute!!!!!![Jenne, Koji]
The DRMI
 DRMI_First_Lock_1plusMinute_21Aug2013.png 
  9048   Wed Aug 21 23:50:40 2013 KojiUpdateSUSPRM SUS_LSC violin (FM5) set to correct frequency[Jenne Koji]
It seems that the PRM violin mode
freqs shifted from 625-ish to 640Hz.
  
  9047   Wed Aug 21 19:37:25 2013 MasayukiSummaryGreen LockingX-arm PDH OLTF measurement[Manasa, Masyauki]

Today we measured OLTF of PDH green
 OLTF_PDH_Glock_6_5_2.png 
  9046   Wed Aug 21 19:26:19 2013 ranaUpdateIOOFound the cause of mysterious MC motion

    

       
            
  
  9045   Wed Aug 21 17:42:03 2013 ranaSummaryGeneral/home/cds nearly fullOne of the reasons that our disk is getting
full is due to the scripts_archive directory.
A backup script runs on op340m and makes
  
  9044   Wed Aug 21 00:18:03 2013 MasayukiSummaryGreen LockingX-arm PDH OLTF measurement[Manasa Masayuki]
Today we measured the openloop transfer
function of the PDH green lock of the x-arm.
 IMG_1226.JPGIMG_1228.JPG 
ELOG V3.1.3-