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ID Date Author Type Category Subjectup Text Attachments
  3938   Wed Nov 17 10:39:20 2010 josephbUpdateCDSScreen Time FixAn improved python code to apply a replacement
to all *.adl files in a directory would be:
import
  
  3652   Tue Oct 5 16:30:00 2010 josephb, yutaHowToCDSScreen settings and medm screens for new systemYou can find the sitemap medm screen in
/opt/rtcds/caltech/c1/medm/master
The settings for the screens were
  
  5772   Mon Oct 31 19:39:00 2011 JenneUpdateAdaptive FilteringScreens, code, computers[Mirko, Jenne]
I finished (mostly? maybe?) the OAF
screens.  They're pretty awesome. 
  
  1617   Thu May 21 18:07:32 2009 ranaUpdatePSLScrew on Needle valve loosenedAlberto and I went in to loosen up the needle
valve yesterday around 4:30 PM. The idea
was to cut down on 
 Untitled.png 
  13078   Fri Jun 23 02:55:18 2017 KaustubhUpdateComputer Scripts / ProgramsScript RunningI am leaving a script running on the Pianoso
for the night. For this purpose, even
the AG4395A is kept on. I'll see the
  
  5634   Fri Oct 7 22:41:05 2011 KojiConfigurationGeneralScript backup fixed Script backup regularly runs on
op340m by crontab,
  
  11833   Tue Dec 1 17:16:31 2015 gautamUpdateCDSScript for copying BLRMS filtersWe've been talking about putting in
BLRMS filters for several channels - it would
be a pain to manually copy over the correct
 makeFilterFiles.bash.zip 
  9242   Wed Oct 16 02:08:05 2013 MasayukiUpdateGreen LockingScript for scan cavity.I wrote the script to scan the cavity using
ALS until it finds IR resonance . This script
is 
 scan-cavity.pngScan_ARMs.png 
  4136   Tue Jan 11 16:04:17 2011 josephbUpdateCDSScript to update web views of models for all installed front endsI wrote
a new script that is in /opt/rtcds/caltech/c1/scripts/AutoUpdate/
called  webview_simlink_update.m. 
  
  3998   Tue Nov 30 14:21:21 2010 ZachUpdateelogScript unnecessaryI didn't realize that the script in .../elog
was configured to start 2.8.0 already. I
will revert the instructions on the wiki
  
  14585   Mon Apr 29 19:23:49 2019 JonUpdateComputer Scripts / ProgramsScripted tests of suspension VMons using fast systemI've added a scripted VMon/coil-enable
test to PyIFOTest
following the suggestion in #15542.
  
  9655   Wed Feb 19 11:45:12 2014 JenneUpdateLSCScripts for ALS being modifiedWe
need to change several scripts for use with
the new ALS-in-the-LSC paradigm:
  
  9658   Wed Feb 19 18:21:33 2014 manasaUpdateLSCScripts for ALS modified

    

       
            
  
  11861   Tue Dec 8 11:24:45 2015 yutaroSummaryComputer Scripts / ProgramsScripts for loss map measurementHere I explain usage of my scripts
for loss map measurement. There are 7 script
files in a same directory /opt/rtcds/caltech/c1/scripts/lossmap_scripts. With
  
  1367   Fri Mar 6 18:22:42 2009 YoichiSummaryComputersScripts to restart the FE computersWhile doing locking, the FE computers are
overloaded sometimes and I have to reboot
them.
  
  11164   Tue Mar 24 10:53:30 2015 manasaUpdateGeneralScripts updated to the svnI found that the scripts in FOL and PDFR
directories were not in the svn. These were
added to the svn.
  
  9816   Wed Apr 16 01:51:16 2014 JenneUpdateLSCScripts written for ALS acquisition, CARM and DARM transitions[Jenne, EricQ]
This evening, as part of locking
activities, we threw together some handy
  
  14600   Thu May 9 22:26:39 2019 JonOmnistructurePSLSecond ADC added to PSL Acromag crateThis evening I added a second ADC module
to the prototype Acromag chassis. This chassis
can now read out all the PSL diagnostic channels.
 IMG_3291.jpg 
  11022   Fri Feb 13 14:27:30 2015 ericqUpdateElectronicsSecond QPD Whitening Switch enabledI have re-enabled the second whitening
stage switching on each quadrant of each
end's QPD whitening board, to try and
  
  11023   Fri Feb 13 14:59:13 2015 ericqUpdateElectronicsSecond QPD Whitening Switch enabledWent to zero CARM offset on ALS; transmission
QPDs are still saturating :(

Maybe we need to switch off all
  
  11024   Fri Feb 13 17:07:51 2015 JenneUpdateElectronicsSecond QPD Whitening Switch enabledI first updated the DCC branches for the
Xend and Yend to reflect the as-built situation
from December 2014, and then I updated the
  
  11025   Fri Feb 13 18:56:44 2015 ranaUpdateElectronicsSecond QPD Whitening Switch enabledDepends on the plots of the whitening I
guess; if its low freq sat, then we lower
the light level with ND filters. If its happening
  
  11049   Thu Feb 19 04:09:21 2015 ericqUpdateElectronicsSecond QPD Whitening Switch enabledX end QPD has recieved 0.2+0.4 absorptive
ND filters. Y end QPD got one at 0.6. This
appears to have mitigated the saturations
  
  8883   Fri Jul 19 22:51:40 2013 gautamConfigurationendtable upgradeSecond mirror glued to PZT and mounted  
I
 Piezo-mirror_2.JPG 
  8943   Tue Jul 30 19:44:05 2013 gautamConfigurationendtable upgradeSecond mirror glued to PZT and mounted  
 I have
  
  14393   Wed Jan 9 20:01:25 2019 JonUpdateVACSecond pumpdown completed[Jon, Koji, Chub, Gautam]

Summary

The
second pumpdown with the new vacuum system
 Screenshot_from_2019-01-09_20-00-39.pngIMG_3088.jpg 
  4800   Thu Jun 9 16:18:03 2011 josephbUpdateCDSSecond trends only go back 12 daysWhile
answering a quick question by Kiwamu, I noticed
we only had second trends going back to 99050000
  
  4803   Fri Jun 10 12:02:10 2011 ranaUpdateCDSSecond trends only go back 12 days


   
        
            
  
  650   Tue Jul 8 21:58:22 2008 albertoUpdateGeneralSecondaty beam aligned to the IFO beam againYesterday the alignment of the secondary beam
to the IFO was completely lost and today
I had to realign all the optics before I
  
  3489   Mon Aug 30 18:35:22 2010 JenneUpdateWienerFilteringSecret Hiding Place for Raw DataAs it turns out, data seems to fall off
the 16Tb drives after ~20 days.  Which
makes it a good thing that I saved all of
  
  7954   Tue Jan 29 14:34:42 2013 JenneUpdatePEMSecret Seis filters  
The BLRMS have been bad again, since
the computer crash of last week.  Finally
  
  657   Thu Jul 10 23:27:57 2008 JohnMetaphysicsCamerasSecret handshakesRob and I have joined the ranks of the illuminati
and exercised our power.
  
  10482   Wed Sep 10 02:35:54 2014 JenneHowToTreasureSecret scripts, revealed! I hereby confess to having a secret
script.  But it is secret no longer!
It's a "goLock" script,
  
  5573   Thu Sep 29 00:16:35 2011 DenUpdateComputersSegmentation fault fixed.The OAF c-code crashed because of the segmentation
fault. We've created arrays of static variables
  
  295   Sun Feb 3 05:02:41 2008 ranaUpdatePEMSeism 4 day   Screenshot.png 
  5663   Thu Oct 13 21:44:48 2011 MirkoUpdateCDSSeismic BLRMS channels, new RMS calculation[Rana, Koji, Mirko]

We looked into the CDS RMS block c-code
 New_RMS_vs_old_RMS.pngOriginal_RMS_LP_slower_than_0.1Hz.png 
  5679   Mon Oct 17 14:26:22 2011 MirkoUpdateCDSSeismic BLRMS channels, new RMS calculation


   
        
            
  
  11316   Tue May 19 19:24:30 2015 ranaUpdatePEMSeismic BLRMS filtersI was wondering about the design of the
BLRMS fitlers for the seismic channels since
the STS ones seem to have so little gain
 BLRMS_BP.pdfBLRMS_imp.pdf 
  11582   Mon Sep 7 19:46:46 2015 ranaUpdatePEMSeismic BLRMS filtersAs it turned out, the "STS" BLRMS
filters were all a mess, so I fixed them
up today:
 T240_150907.png 
  278   Sun Jan 27 21:44:48 2008 ranaUpdateCDSSeismic BLRMS on MatlabI wrote a matlab script to produce band limited
RMS trends from our accelerometers. It mimics
the code written
 seisBLRMS.m 
  11330   Thu May 28 15:10:44 2015 ranaUpdatePEMSeismic ConfusionYou are plotting the STS channels,
not Guralp. These are for the Trillium
240 seismometer.
  
  12778   Tue Jan 31 18:51:07 2017 gautamUpdateSEISeismic Rainbow Strip - myths debunkedI've been suggesting that there may
be something wonky with the Seismic Rainbow
Striptool on the wall for the last couple
 Seis_BLRMS.png 
  7841   Mon Dec 17 19:47:15 2012 ranaUpdatePEMSeismic StripTool config updatedI have updated the Seismic Striptool display
which is plotted on the wall in the control
room. Please take a look and make comments.
 SeismicRainbow.png 
  16783   Mon Apr 18 14:52:47 2022 Ian MacMillanSummarySEISeismic Study of Buildings and Caltech Campus[Ian, JC]

I want to take measurements of
seismic noise at different places on Caltech's
 7x 
  16798   Thu Apr 21 17:32:35 2022 Ian MacMillanSummarySEISeismic Study of Buildings and Caltech Campus[Rana, Ian]

We built a power supply for the
accelerometer shown in Attachment 1 based
 IMG_1820.jpgScreen_Shot_2022-04-21_at_5.52.51_PM.png 
  12906   Fri Mar 24 19:04:18 2017 gautamUpdateIMCSeismic feedforward and WFS[valera, gautam]

On Wednesday at the meeting, we
were discussing why we aren't able to
 MCL_comparison.pdfseis_comparison.pdf 
  15282   Tue Mar 24 19:41:57 2020 gautamUpdateWienerSeismic feedforward for MCLSummary:

I think the feedforward filters
used for stabilizing MCL with vertex seismometers
 IMCseisFF.pdffilterComp.pdfoldFilter_v_proposed.pdfMCL_ff_performance.pdf 
  5856   Wed Nov 9 20:35:58 2011 MirkoUpdateAdaptive FilteringSeismic noise injection into the MCVery elaborated measurement ;-)
On 11-11-08:
18:40 Stomp near STS1 for 2mins
 8x 
  13146   Thu Jul 27 22:42:24 2017 gautamUpdateSUSSeismic noise, DAC noise, and Coil Driver electronics noiseSummary:

 noiseComparison.pdfdeWhiteConfigs.zipnoiseComparison_resistances.pdf 
  5986   Wed Nov 23 02:34:28 2011 MirkoUpdatePEMSeismic spectrum & StriptoolThe Striptool for the BLRMS seismic channels
is running now. Channels are ( still ) recorded
as slow EPICS channels.
 SeismicSpectrum.pdf 
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