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ID Date Author Type Category Subjectup Text Attachments
  8409   Wed Apr 3 22:26:51 2013 ranaConfigurationElectronicsputting together a 110 MHz LSC demod board For the 110 MHz demod boards, we
would ideally have a plugin bandpass filter.
If you have some specs in mind, you can email
  
  8415   Thu Apr 4 14:37:15 2013 JamieConfigurationElectronicsputting together a 110 MHz LSC demod boardI'm having Steve order the following:
2x  SXBP-100+
2x  SCLF-135+
  
  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 
  9067   Mon Aug 26 20:13:17 2013 ranaConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  9069   Tue Aug 27 15:31:48 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  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
  
  9100   Tue Sep 3 21:10:36 2013 JenneConfigurationElectronicsputting together a 110 MHz LSC demod board for AS

    

       
            
  
  4021   Tue Dec 7 17:19:33 2010 kiwamuUpdateComputerspyNDS availableI moved the Pynds   
  3722   Thu Oct 14 20:31:15 2010 yutaUpdateComputerspyNDS installationEDIT by kiwamu Dec.7th
;
  
  13341   Thu Sep 28 23:32:38 2017 gautamHowToCDSpyawgI've modified the __init.py__
file located at /ligo/apps/linux-x86_64/cdsutils-480/lib/python2.7/site-packages/cdsutils/__init__.py
  
  13344   Fri Sep 29 09:43:52 2017 jamieHowToCDSpyawg 




  
  9135   Tue Sep 17 17:55:42 2013 Jamie.ConfigurationComputer Scripts / Programspyepics configured

    

       
            
  
  7243   Tue Aug 21 15:25:41 2012 JenneUpdateComputerspyepics installedI installed pyepics version 3 (http://cars9.uchicago.edu/software/python/pyepics3/overview.html)
in ..../scripts/pylibs   
.   I also added an "epics.conf"
  
  5710   Thu Oct 20 09:54:53 2011 jamieUpdateComputer Scripts / Programspynds working on pianosa again

    

       
            
  
  17318   Mon Nov 28 16:58:20 2022 PacoUpdateCDSpypi package added[Paco, Tega]

I added the pypi package "restoreEpics"
  
  9928   Thu May 8 01:33:21 2014 ericqUpdateCDSpython issuesOn pianosa: The ezca.Ezca class somehow
initializes with its prefix set to "C1:",
even though the docstring says the default
  
  9931   Thu May 8 15:55:43 2014 jamieUpdateCDSpython issues

    

       
            
  
  3835   Mon Nov 1 12:38:56 2010 Leo SingerConfigurationComputerspython-sqlite installed on AllegraI installed the Python bindings for sqlite
on Allegra using
$ sudo yum install python-sqlite
  
  11083   Fri Feb 27 10:25:24 2015 steveUpdateCamerasquad picture problemMUX input 7 to ITMXF camera cable was replaced
by temporary cable labeled as 888

The problem remains to be the same
 quadMUX.jpg 
  7021   Tue Jul 24 21:16:55 2012 DenUpdatedigital noisequantization testI'm trying to get some intuition how digital
noise due to quantization shows up in iir
filters. I decided to do tests in C using
 iir_2.pngiir_8.png 
  8544   Tue May 7 19:58:28 2013 ranaFrogsTreasurerabbitt wholecontrols@rosalba:/opt/rtcds/caltech/c1/medm/c1ioo/master/master/master   
  9458   Thu Dec 12 17:22:07 2013 SteveUpdateGeneralrack power supplies checkedInstrument rack power supplies checked
and labeled at present loads.
 8x 
  13649   Thu Feb 22 10:49:11 2018 SteveUpdateElectronicsrack power supplies checkedAll rack power supplies labeled if their
load changed.

 
 8x 
  17108   Fri Aug 26 14:05:09 2022 TegaUpdateComputersrack reshuffle proposal for CDS upgrade[Tega, Jamie]

Here is a proposal for what we
would like to do in terms of reshuffling
 6x 
  17109   Sun Aug 28 23:14:22 2022 JamieUpdateComputersrack reshuffle proposal for CDS upgrade@tega This looks great, thank you for putting
this together.  The rack drawing in
particular is great.  Two notes:
  
  2064   Wed Oct 7 11:18:40 2009 kiwamuSummaryElectronicsracks of electronics 
I took the pictures of all racks
of electronics yesterday, and then uploaded
  
  4290   Mon Feb 14 17:16:47 2011 steveUpdateGeneralracks, breakers labeledThe south arm labels were changed from
y to x to reflect reality.
So racks, manual disconnects and
  
  70   Tue Nov 6 15:37:34 2007 robConfigurationSUSrampdown script/cvs/cds/caltech/scripts/SUS/rampdown.pl is
now in the crontab for op340m, running every
half-hour at 15&45.  It checks the suspension
  
  4100   Sat Jan 1 16:36:16 2011 ranaConfigurationSUSrampdown.pl was not runningThe
crontab for op340m which runs various IFO
maintenance activities has been set to the
  
  4871   Thu Jun 23 22:53:02 2011 kiwamuUpdateCDSran activateDQ.pyI found some DQ channels (e.g. SENSOE_UL
and etc.) for C1SUS haven't been activated,
so I ran activateDQ.py.
  
  1897   Thu Aug 13 09:22:06 2009 ranaUpdatePEMrangerRana, Jan, Jenne
We noticed that the Ranger data was
all bogus at low frequencies. So we checked
  
  12629   Mon Nov 21 11:30:01 2016 SteveUpdatePEMrat is cut and removedLast jump at rack Y2.  rat#2.png 
  2838   Sat Apr 24 15:50:47 2010 KojiUpdatePSLre: 2W Vertical Beam Profile1. The vertical axis should start from
zero. The horizontal axis should be extended
so that it includes the waist. See Zach's
  
  2846   Mon Apr 26 16:51:37 2010 KevinUpdatePSLre: 2W Vertical Beam ProfileI tried Koji's suggestions for improving
the fit to the vertical beam profile; however,
I could not improve the uncertainties in
  
  2847   Mon Apr 26 17:34:31 2010 KojiUpdatePSLre: 2W Vertical Beam ProfileGive me the plot of the fit, otherwise
I am not convinced.

  
  2851   Tue Apr 27 15:29:16 2010 KevinUpdatePSLre: 2W Vertical Beam ProfileI thought that the micrometer I was using
to move the razor through the laser beam
was metric; however, it is actually english.
 vbp.jpgvbp_residuals.jpg 
  2857   Wed Apr 28 14:22:36 2010 KevinUpdatePSLre: 2W Vertical Beam ProfileI used the Mathematica CurveFit package
that we use in Ph6/7 to make the fits for
the beam profile data. I wrote two functions
 BeamFit.nb.tar 
  11080   Thu Feb 26 20:02:46 2015 JenneUpdateLSCre: some thoughtsI have clarified my elog from last night
to indicate that the sensing matrix in the
"33MHz cancellation" configuration
  
  9305   Mon Oct 28 18:57:27 2013 MasayukiHowToLSCread 'scope and spectrum analyser datas 
The
command to get the data from spectrum analyzer
  
  7487   Fri Oct 5 00:29:34 2012 DenUpdatePEMreadout box powerGuralp readout box received +13.7 /0/ -15V
instead +15V because of the broken fuse.
Power provided by the source is normal.
  
  7490   Fri Oct 5 11:11:00 2012 DenUpdatePEMreadout box power

    

       
            
  
  4710   Fri May 13 01:42:35 2011 kiwamuUpdateLSCready for Schnupp asymmetry measurement[Valera / Kiwamu]
 We are able to lock each arm
  
  6357   Mon Mar 5 17:07:58 2012 kiwamuUpdateIOOrealigned MCI
have slightly shifted the MC beam pointing
to relax the PZT1 PITCH. As a result the
  
  3923   Mon Nov 15 15:01:51 2010 kiwamuUpdateIOOrealigned the wideband EOMSince we are going to lock the MC today,
I
aligned it back to the default place.
  
  16650   Mon Feb 7 16:14:37 2022 TegaUpdateComputersrealtime system reboot problemI was looking into plotting temperature
sensor data trend and why we currently do
not have frame data written to file (on /frames)
  
  2619   Fri Feb 19 16:40:43 2010 kiwamuUpdateGreen Lockingrearrange the optics on the end tableKoji and kiwamu
The existing
 DSC_1202.JPGDSC_1207.JPG 
  6145   Thu Dec 22 19:15:22 2011 kiwamuUpdateGreen Lockingrearrangement of PSL green optics As
planed (#6143
  
  6147   Fri Dec 23 01:07:41 2011 kiwamuUpdateGreen Lockingrearrangement of PSL green optics part IIAfter
I did a fine alignment of the X green beam
path on the PSL table, the X arm beat-note
 newLayout.png 
  10576   Tue Oct 7 16:17:15 2014 SteveUpdateGeneralreason for 8 sec power outage

    

       
            
  
  9668   Tue Feb 25 00:00:01 2014 rana, jenneUpdateLSCreasons that the REFL signals may be degenerate nowWe're exploring some effects which may
give some funny macroscopic detuning and
cause a near phase degeneracy in the REFL
  
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