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ID Date Authordown Type Category Subject Text Attachments
  7199   Wed Aug 15 20:15:51 2012 JanUpdateIOORingdown measurements
  
  9357   Wed Nov 6 17:21:58 2013 JamitUpdateCDSFB not talking to LSC?

    

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

    

       
            
  
  13133   Sun Jul 23 22:16:55 2017 Jamie, gautamUpdateCDSfront-end now running with new OS, RCGAll front
ends and model are (mostly) running now

 2017-07-23-210810_1394x488_scrot.png2017-07-23-211812_387x488_scrot.png 
  8225   Mon Mar 4 19:52:03 2013 Jamie, YutaUpdateGeneralinput pointing mirror (TT1/TT2) control improvedWe improved the active tip-tilt (TT) controllers
such that they now have filter banks at the
PIT/YAW inputs, and at the coil outputs:
 TT.png 
  4962   Tue Jul 12 11:52:54 2011 Jamie, SureshUpdateLSCLSC model updatesThe LSC model has been updated:
Binary outputs to control whitening
filter switching
We now take the
  
  7174   Tue Aug 14 11:39:13 2012 Jamie, Rolf, AlexUpdateCDSDebugging of c1sus machine and c1rfm modelsRolf and Alex came over this morning to
see if they could help debug some issues
we have been seeing with IPC transmission
  
  4868   Thu Jun 23 21:35:46 2011 Jamie, Rana, KiwamuUpdateSUSFix calibration for sus sensorsWe have fixed the counts-to-micron (cts2um)
calibration for the suspension sensor filters.
 Each suspension sensor filter bank (e.g.
  
  8545   Tue May 7 20:09:10 2013 Jamie, RanaUpdatePSLPMC problem was FSS slow actuatorRana showed up and diagnosed the problem
as a railed FSS SLOW output.  The SLOW
Monitor about was showing ~6V, which is apparently
  
  4493   Wed Apr 6 18:55:49 2011 Jamie, LarisaConfigurationLSCmajor AP table cleanupWe ripped out all of the old AS, PLL, and
REFL paths, green, orange, and cyan respectively
on the old
  
  4808   Mon Jun 13 12:34:21 2011 Jamie, KojiUpdateLSCUpdated LSC model installedAfter a couple of hickups, I was able to
compile and install Koji's rework of the
LSC model.
  
  8598   Fri May 17 18:58:58 2013 Jamie, KojiSummaryCDSWeird DAC bit flipping at half integer output valuesWhile looking at the DAC anti-imaging filters,
Koji noticed an odd feature of the DAC output:
 const.pdfsweep.pdf 
  4733   Tue May 17 18:09:13 2011 Jamie, KiwamuConfigurationCDSc1sus and c1auxey crashed, rebootedc1sus and
c1auxey crashed, required hard reboot
  
  4818   Tue Jun 14 18:12:34 2011 Jamie, KiwamuUpdateLSCLSC seems to be fully recoveredWe are now locking the arms reliably, with
reasonable transmitted power.  We zeroed
the LSC offsets with script, since they were
  
  5012   Thu Jul 21 12:19:29 2011 Jamie, KiwamuUpdateIOOMC Trans QPD working, now lockingIt turns out that the MC_TRANS_SUM signal
was being derived from the SUS-MC2_OL_SUM_INMON
channel in the ioo.db file. 
  
  4790   Mon Jun 6 18:29:01 2011 Jamie, JoeUpdateCDSCOMPLETE FRONT-END REBUILD (WITH PROBLEMS (fixed))Today Joe and I undertook a FULL rebuild
of all front end systems with the head of
the 2.1 branch of the RCG.  Here is
  
  4809   Mon Jun 13 15:33:55 2011 Jamie, JoeUpdateCDSDolphin fiber between 1Y3 and 1X4 appears to be deadThe fiber that connects the Dolphin card
in the c1lsc machine (in the 1Y3 rack) to
the Dolphin switch in the 1X4 rack appears
  
  4811   Mon Jun 13 18:40:08 2011 Jamie, JoeUpdateCDSSnags in the repair of LSC CDSWe've run into a problem with our attempts
to get the LCS control back up and running.
As reported previously, the Dolphin
  
  4812   Mon Jun 13 19:26:42 2011 Jamie, JoeConfigurationCDSSUS binary IO chassis 2 and 3 moved from 1X5 to 1X4While preping 1X4 for installation of c1lsc,
we removed some old VME crates that were
no longer in use.  This freed up lots
  
  4816   Tue Jun 14 12:23:44 2011 Jamie, JoeUpdateCDSWE ARE ALL GREEN! LSC back up and running in new configuration.After moving the c1lsc computer to 1X4,
then connecting c1lsc to it's IO chassis
in 1Y3 by a fiber PCIe extension cable, everything
  
  4993   Tue Jul 19 23:39:11 2011 Jamie, JenneUpdateLSCMajor overhaul of LSC rack; binary switching of whitening filters now workingYesterday we started going through the
LSC binary whitening switching to make sure
the new switching control in the LSC model
  
  13207   Mon Aug 14 20:12:09 2017 Jamie, GautumUpdateCDSWeird problem with GPS receiverToday we saw a weird issue with the GPS
receiver (EndRun Technologies Tempus LX). 
GPS timing on fb1 (which is handled via IRIG-B
  
  13211   Tue Aug 15 16:32:42 2017 Jamie, GautumUpdateCDSGPS receiver apparently set to correct mode as "UTC"


  
  10188   Fri Jul 11 22:02:52 2014 Jamie, ChrisOmnistructureCDScdsutils: multifarious upgradesTo make the latest cdsutils available in
the control room, we've done the following:
Upgrade pianosa to Ubuntu 12 (cdsutils
  
  7173   Tue Aug 14 11:33:14 2012 Jamie Alex DenUpdateCDSAI and AA filtersWhen signals are transmitted between the
models running at different rates, no AI
or AA filters are automatically applied.
 ai.png 
  4541   Mon Apr 18 21:09:45 2011 JamieConfigurationComputersnew control room machine: pianosaI've just installed the new control room
machine: "pianosa".   It is
a replacement for the old sun machine "op440m"
  
  4542   Mon Apr 18 21:14:53 2011 JamieConfigurationComputersnew control room machine: pianosaAlso, op440m's Sun monitor did not work well
with pianosa, so I'm lending pianosa my HP
monitor until we can get a suitable replacement.
  
  4564   Mon Apr 25 11:58:37 2011 JamieBureaucracyComputerswiki?


   
        
            
  
  4645   Thu May 5 16:11:22 2011 JamieUpdateLSCchans file for LSC


   
        
            
  
  4667   Mon May 9 16:12:49 2011 JamieConfigurationCDScanonicalize paths to core and userappsI have updated the /opt/rtcds paths to
reflect the new specification of the CDS
aLIGO code release procedures document.
  
  4668   Mon May 9 16:58:23 2011 JamieBureaucracyCDS!!!!REMEMBER TO COMMIT YOUR MODIFICATIONS!!!!Whenever you modify any of the front-end
code in /opt/rtds/caltech/c1/userapps, such
as models, scripts or medm screens, REMEMBER
  
  4669   Mon May 9 17:21:13 2011 JamieBureaucracyCDS!!!!REMEMBER TO COMMIT YOUR MODIFICATIONS!!!!Also, remember to update the svn working
copy before you begin doing any work, to
make sure you're working on the most recent
  
  4730   Tue May 17 11:45:20 2011 JamieConfigurationCDSpurged non-c1 site files from rtcds checkout of cds_user_appsI purged all of the working copy checkouts
of site files for all sites that are not
c1 from the rtcds cds_user_apps working directory
  
  4735   Tue May 17 22:50:00 2011 JamieConfigurationLSCNew digital lockin added to LSC model/screenI added a lockin to the LSC model, and
added it's corresponding control to the LSC
screen.  Here's is what I added to the
 lsc-mdl-lockin.pnglsc-screen-lockin.pnglsc-lockin-screen.png 
  4764   Wed May 25 19:03:59 2011 JamieConfigurationCDSUpdate rtcds checkout of cds_user_apps with new top-level directory names.The top-level subsystem subdirectories
in the cds_user_apps source repository were
renamed today to be all lower case. 
  
  4765   Wed May 25 19:19:11 2011 JamieConfigurationCDS!!!CHECK IN YOUR MODELS!!!!!!CHECK
IN MODEL CHANGES!!!
Today
I found three models that were modified,
  
  4766   Wed May 25 20:12:55 2011 JamieConfigurationLSCNew digital lockin added to LSC model/screen


   
        
            
 lsc-lockin-adl.png 
  4767   Thu May 26 17:10:21 2011 JamieConfigurationLSCNew digital lockin added to LSC model/screen


   
        
            
  
  4773   Tue May 31 15:45:37 2011 JamieUpdateCDSc1iscey IOchassis powered off for some reason. repowered.We found that both of the c1iscey models
(c1x05 and c1scy) were unresponsive, and
weren't coming back up even after reboot. 
  
  4780   Thu Jun 2 16:23:42 2011 JamieUpdateSUSSUS control models updated to use new sus_single_control library partA new library part was made for the single
suspension controller (it was originally
made from the c1scx controller), using the
  
  4781   Thu Jun 2 16:31:41 2011 JamieUpdateCDSaquired SUS channel name suffixes changed from _DAQ to _DQCDS changed the suffix for all aquired
channel names from _DAQ to _DQ.  When
we rebuilt the sus models, described in the
  
  4793   Tue Jun 7 11:39:27 2011 JamieUpdateSUSNo binary output module in ETMY
    

       
            
  
  4815   Tue Jun 14 09:25:17 2011 JamieUpdateCDSDolphin fiber tested with c1sus, still badThe bad Dolphin was still bad when tested
with a connection between c1sus and the Dolphin
swtich.
  
  4817   Tue Jun 14 16:38:31 2011 JamieUpdatePSLTweaked input pointing to PMCThe PMC trans power was a little low (0.77V
or so).  I tweaked up the input pointing
and now we're getting about 0.875V transmitted.
  
  4821   Wed Jun 15 01:30:38 2011 JamieSummaryLSCSchnupp asymmetry measurementMeasurement of Schnupp asymmetry
This
was done by measuring the relative phase
between the sidebands reflected from the
 schnupp.pngarm_phase.pyplot.pyschnupp_ETMX.pikschnupp_ETMY.pik 
  4823   Wed Jun 15 12:16:37 2011 JamieUpdateLockingMICH noise budget?

    
        
  
  4833   Fri Jun 17 17:02:15 2011 JamieUpdateSUSETMX/ETMY binary output modules (re)installed, not yet testedI have installed a new binary output module
in ETMY, where there was none previously. 
It is installed, powered (with working LEDs),
  
  4837   Mon Jun 20 09:28:19 2011 JamieUpdateCDSShutting down low-voltage DC power in 1X1/1X2 racksIn order to install the BO module in 1X2,
I need to shut down all DC power to the 1X1
and 1X2 racks.
  
  4838   Mon Jun 20 10:45:43 2011 JamieUpdateCDSPower restored to 1X1/1X2 racks. IOO binary output module installed.All power has been restored to the 1X1
and 1X2 racks.  The modecleaner is locked
again.
  
  4859   Wed Jun 22 18:50:45 2011 JamieSummaryGeneralJuly 2011 vent planKiwamu and I have started to put together
a vent plan on the 40m wiki:
http://blue.ligo-wa.caltech.edu:8000/40m/vent/201107
  
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