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  40m Log, Page 332 of 339  Not logged in ELOG logo
ID Date Author Typedown Category Subject Text Attachments
  9087   Wed Aug 28 23:09:55 2013 jamieConfigurationCDScode to generate host IPC graph   hosts.png40m-ipcs-graph.py 
  9100   Tue Sep 3 21:10:36 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9132   Mon Sep 16 15:29:50 2013 JamieConfigurationComputer Scripts / Programscdsutils checked out into /opt/rtcdsWe now have a proper install of cdsutils:

 controls@rossa:~ 0$ cdsutils
 usage:
cdsutils <cmd> <args>

 Advanced
  
  9133   Mon Sep 16 19:41:01 2013 ranaConfigurationComputer Scripts / Programscdsutils checked out into /opt/rtcds controls@rosalba:~
0$ cdsutils
  
  9135   Tue Sep 17 17:55:42 2013 Jamie.ConfigurationComputer Scripts / Programspyepics configured

    

       
            
  
  9150   Sun Sep 22 21:03:15 2013 ranaConfigurationSUSTuned bounce and roll mode of ETMY suspension Today I noticed that there was a
lot of noise at the Bounce and Roll eigenfrequencies
for ETMY. I found that the bandstop filter
 etmy-error.pngnotches.pdf 
  9211   Sun Oct 6 23:50:14 2013 ranaConfigurationSUSMC filters adjusted
    Found the low pass filters OFF
in a couple of the MC SUS damping loops.
This allows injection of OSEM noise all the
  
  9309   Tue Oct 29 18:14:52 2013 JamieConfigurationComputer Scripts / Programsfixing python-matplotlib from LSCSOFTJenne just discovered an issue with the
python-matplotlib package that I knew was
coming but forgot about.
  
  9310   Tue Oct 29 18:54:36 2013 JamieConfigurationComputer Scripts / Programsfixing python-matplotlib from LSCSOFT

    

       
            
  
  9328   Fri Nov 1 18:59:41 2013 EvanConfigurationISSAOM cabling[Rana, Nic, Evan]
We did some work today on getting
the AOM back up and running so that we can
 aom.jpgaom_driver.jpgaom_driver_power.jpg20131101_170120.jpg 
  9329   Fri Nov 1 19:09:01 2013 rana, evanConfigurationPSLPMC reflected beam nonsense While looking at the PMC REFL beam
for the AOM diffracted beam, we noticed that
although only one beam exists between the
  
  9377   Wed Nov 13 18:37:19 2013 ranaConfigurationElectronicsDAC available in c1lsc IO chassis for DAFI    
  9381   Thu Nov 14 00:33:37 2013 ranaConfigurationPSLPMC LO is dying...Back in 2009, Jenne replaced the PMC board
mixer with a Level 13 one. Today I noticed
that the LO level on the PMC screen was showing
 Untitled.png 
  9497   Thu Dec 19 21:16:16 2013 KojiConfigurationGeneralnetgpibdata is working again nowNow
netgpibdata is working again.
Usage:
  
  9502   Fri Dec 20 10:08:43 2013 JamieConfigurationGeneralnetgpibdata is working again now


   
        
            
  
  9509   Sat Dec 21 01:54:04 2013 KojiConfigurationLSCLSC Whitening for the DCPDs/CM servo replacedThe previous LSC whitening filters for
the DCPDs were in an unknown state (although
the transfer functions were actually measured
  
  9564   Wed Jan 22 09:05:42 2014 GabrieleConfigurationLSCREFL11 back Yesterday night I plugged back the
REFL11 RF cable into the corresponding demodulation
board.
  
  9761   Fri Mar 28 23:28:13 2014 KojiConfigurationGeneralNTP setting on nodus[Koji Rana]
We are looking at NTP settings. I
looked at nodus.
  
  9762   Sat Mar 29 00:11:39 2014 KojiConfigurationGeneralNTP setting on nodusFB: /etc/ntp.conf was updated as
below such that it refers nodus and also
caltech server when nodus is not available
  
  9808   Mon Apr 14 17:59:05 2014 JenneConfigurationPEMNew T-240 cableAs payment for borrowing 2 of our seismometers,
Zach has made us a new Trillium cable, to
go from the granite station to the readout
  
  9835   Mon Apr 21 22:32:33 2014 ranaConfigurationGeneralnetgpibdata is working again nowNot working again. I tried the commands
in Koji's elog as well as the ones from my
notes, but the AG 4395 hooked up to the yellow
  
  9851   Thu Apr 24 22:39:14 2014 ranaConfigurationGeneralnetgpibdata is working again now

    

       
            
 out.pdf 
  9866   Mon Apr 28 11:03:57 2014 KojiConfigurationLSCNew ALS servo implemented for the X armThe
new ALS/LSC servo was implemented for the
X arm.
  
  9874   Tue Apr 29 01:10:16 2014 KojiConfigurationLSCNew ALS servo implemented for the X armNew ALS servo performance
Attachment 1:
Comparison between the old (
 ALSX_SPE.pdfALSX_PDH_SPE.pdf 
  9875   Tue Apr 29 10:01:25 2014 KojiConfigurationGeneralnetgpibdata is working again nowI've moved the WB network analyzer to the
OMC lab. The 40m network analyzer is not
in service for the MC monitoring.
  
  9877   Wed Apr 30 00:40:55 2014 manasaConfigurationLSCY arm IR lock troubleshooting[Koji, Manasa]
The
  
  9897   Fri May 2 01:58:52 2014 ranaConfigurationComputer Scripts / ProgramsupdateDB configured to index NFS during CRON dailyI wanted
to use locate to find some files today, but
  
  10019   Tue Jun 10 11:54:36 2014 ZachConfigurationWikiDokuWikis are still downNot sure if someone is already on this,
but the nodus DokuWikis are still down (AIC,
ATF, Cryo, etc.)
  
  10021   Tue Jun 10 19:11:27 2014 EvanConfigurationWikiDokuWikis are back upAs of this writing, the DokuWiki   
  10022   Wed Jun 11 05:16:14 2014 ZachConfigurationWikiDokuWikis are back upIt looks like auth is broken on the AIC
wiki (though working fine on ATF and Cryo).
  
  10024   Wed Jun 11 10:15:15 2014 EvanConfigurationWikiDokuWikis are back up

    

       
            
  
  10029   Wed Jun 11 20:09:37 2014 ZachConfigurationWikiDokuWiki situationI have been looking into the DokuWiki
situation, with no great progress so far.
The problem is with authentication.
  
  10129   Fri Jul 4 09:17:13 2014 AkhilConfigurationElectronicsSetup Used for Characterization of Frequency Counter Goal:
To
 setup.pdf 
  10132   Mon Jul 7 09:46:00 2014 SteveConfigurationSUSall sus damping restoredAll suspension damping restored. There
had to be an earth quake.
 6.9MagMexico.png 
  10134   Mon Jul 7 11:02:22 2014 manasaConfigurationGeneralIFO status post earthquake

    

       
            
  
  10137   Mon Jul 7 13:56:13 2014 AkhilConfigurationElectronicsSetup Used for Characterization of Frequency CounterWhen I was trying to plot PSD of the measurements,
I still couldn't get better resolution. There
still seems to be a problem with timing and
 FreqVsTime.pngMissing_Data.png 
  10163   Wed Jul 9 12:01:43 2014 AkhilConfigurationElectronicsSetup Plan for placing the Frequency Counter inside the labToday, me and Manasa went inside the lab
to figure out a place for the place for the
FC. The whole setup will be placed in a chassis
 setup.pngSetupFC.png 
  10178   Thu Jul 10 17:53:19 2014 AkhilConfigurationComputer Scripts / ProgramsEPICS installed on Raspberry Pi I finished the installation of EPICS   
  10366   Mon Aug 11 23:50:38 2014 ranaConfigurationWikiDokuWikis are back up

    

       
            
  
  10392   Thu Aug 14 19:33:00 2014 JenneConfigurationIOOMoved MC2 spotLast night, and again just now, I used
the ./MC2_spot_[direction] scripts to center
the MC2 spot on the trans QPD.  The
  
  10418   Thu Aug 21 02:42:17 2014 rana, ericqConfigurationGreen LockingGain changes on Green Y PDH[rana, ericq]
We spent time trying to relieve the
Yend green PDH of it troubles. 
 TEK00002.PNGTEK00003.PNG 
  10420   Thu Aug 21 19:04:52 2014 ericqConfigurationGreen LockingGain changes on Green Y PDHI found that the barrel of one the BNC
to BNC connectors used for getting the output
of the PDH servo box to the laser controller
 TEK00005.PNG 
  10430   Tue Aug 26 23:16:49 2014 ericqConfigurationGreen LockingGain changes on Green Y PDH Yesterday I measured the spectra
and OLTF of the Y-Arm green PDH, after the
LO touch-up and 60Hz hunt from last week.
 Ytfs.pdfpdhComparison.pdfnewY.zip 
  10445   Wed Sep 3 14:07:18 2014 ranaConfigurationGeneralnetgpibdata is working again now

    

       
            
  
  10660   Sat Nov 1 02:13:11 2014 KojiConfigurationLSCLSC settingsI'm leaving the iFO now. It is left with
the IR arm mode.
I pretty much messed up LSC configurations
  
  10661   Sat Nov 1 16:06:32 2014 KojiConfigurationLSCDRMI lockedContinued from ELOG
10659 

 6x 
  10690   Sat Nov 8 16:01:32 2014 ericqConfigurationLSCDRMI sensingHere are some preliminary results from
the sensing sweeps I did the other night. 
Notes:
 6x 
  10693   Mon Nov 10 18:23:10 2014 ericqConfigurationLSCDRMI sensingARG, I accidentally permuted the digital
demod angles. This significantly weakens
the argument for believing AS55I is broken...
 REFL11.pngREFL33.pngREFL55.pngREFL165.pngAS55.png 
  10842   Wed Dec 24 08:25:05 2014 ranaConfigurationIOOnotes on MC locking I've updated the scripts for the
MC auto locking. Due to some permissions
issues or general SVN messiness, most of
  
  10854   Mon Jan 5 20:17:26 2015 jamieConfigurationCDSGDS upgraded to 2.16.14I upgraded the GDS and ROOT installations
in /ligo/apps/ubuntu12
the control room workstations:
 2015-01-05-200025_1694x996_scrot.png 
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