40m QIL Cryo_Lab CTN SUS_Lab TCS_Lab OMC_Lab CRIME_Lab FEA ENG_Labs OptContFac Mariner WBEEShop
  40m Log, Page 111 of 344  Not logged in ELOG logo
IDup Date Author Type Category Subject Text Attachments
  5538   Sat Sep 24 09:55:42 2011 KeikoUpdateIOOAM modulation misteryFrom the night day before yesterday (Sep
22nd, Thursday night. Sorry for my late update),
there
  
  5539   Sat Sep 24 17:12:54 2011 KojiUpdateLSCRealignment of REFL / Some 3f PRMI locking / Recycling Gain[Koji Suresh]
Activity on Friday evening
  
  5540   Sat Sep 24 17:45:56 2011 PaulUpdateSUSRe:Oplev filter optimization for 2 poles and 2 zeros

    

       
            
  
  5541   Sat Sep 24 20:14:36 2011 KojiUpdateLSCRough estimation of the PR gain 
POXDC (i.e. POY DCout) 
PRM misaligned: 70cnt
  
  5542   Mon Sep 26 11:35:44 2011 steveUpdateCamerasarms cameras upgradedThe arm's CCD cameras were reset as picture
shows last week.
The height adjustment only works
 P1080251.JPG 
  5543   Mon Sep 26 12:41:27 2011 kiwamuUpdateASCC1ASS : status update

    

       
            
  
  5544   Mon Sep 26 14:21:07 2011 kiwamuUpdateSUSITMX ULSEN shows jumps

    
        
 ITMXspectra.pngITMX-sensors.png 
  5545   Mon Sep 26 15:15:45 2011 AnamariaUpdateLSCRealignment of REFL / Some 3f PRMI locking / Recycling GainA few comments on REFL table alignment
and REFL165.
Last time we realigned the table
  
  5546   Mon Sep 26 15:54:46 2011 kiwamuUpdateSUSITMX ULSEN shows jumpsCurrently the damping
of the ITMX suspension is intentionally disabled
  
  5547   Mon Sep 26 16:42:08 2011 kiwamuUpdateSUSITMX ULSEN : fixedThe
issue on the ITMX UL sensor has been fixed.
 connection.pngITMXsensors.png 
  5548   Mon Sep 26 17:49:21 2011 JenneUpdateComputersWe now have BURT restore for slow channelsKoji and Suresh found that there have not been any autoburt snapshots   
  5549   Mon Sep 26 17:49:51 2011 KojiUpdatePSLc1psl [Koji Suresh]
c1psl has got frozen during our ezcaread/write
business. 
  
  5550   Mon Sep 26 18:59:11 2011 JenneUpdateAdaptive FilteringPlan for making MC_F


   
        
            
  
  5551   Mon Sep 26 20:04:03 2011 KojiUpdatePSLMC lock has been recovered[Kiwamu Suresh Koji]
Some main parameters of the PSL has
been recovered using Dataviewer and some
 snapshot1.pngsnapshot2.pngsnapshot3.png 
  5552   Mon Sep 26 22:40:41 2011 JenneUpdateComputersWe now have BURT restore for slow channels[Jenne, Koji]

After much Perl-learning and a few iterations,
  
  5553   Tue Sep 27 04:13:22 2011 kiwamuUpdateLSCtonight's locking activityThe lock of PRMI wasn't so robust although
it could stay locked for more than 10 minutes.
 PRMI.png 
  5554   Tue Sep 27 08:51:29 2011 PaulUpdateSUSOplev filter optimization for 2 poles and 2 zeros

    

       
            
  
  5555   Tue Sep 27 09:47:52 2011 SureshUpdateAdaptive FilteringPlan for making MC_F


   
        
            
  
  5556   Tue Sep 27 11:43:59 2011 JenneUpdateelogElog has been dying a lot lately...WTF?   
  5557   Tue Sep 27 11:52:33 2011 JenneUpdateAdaptive FilteringPlan for making MC_F

    
        
  
  5558   Tue Sep 27 15:33:03 2011 JenneUpdateComputersMaking models, wreaking havoc[Jenne, Mirko, Den]
We have entered into an adventure
in model compiling.  What follows is
  
  5559   Tue Sep 27 20:02:19 2011 KojiUpdateSUSWatchdog rearmedI came to the control room and found the
PMC and IMC were unlocked. ==> Relocked
I found the watch dogs of the vertex
  
  5560   Wed Sep 28 00:06:21 2011 JenneUpdateSUSWatchdog rearmed

    

       
            
  
  5561   Wed Sep 28 02:42:04 2011 kiwamuUpdateCDSsome DAQ channel lost in c1sus : fb, c1sus and c1pem restartedSomehow
some DAQ channels for C1SUS have disappeared
from the DAQ channel list.
  
  5562   Wed Sep 28 07:36:41 2011 steveUpdateSUSITMY damping restoredITMY suspention damping restored   
  5563   Wed Sep 28 07:46:42 2011 steveUpdateSUSDsub connections at the back of 1X5 are fixed 
 I'm turning  the sus damping 
off for Dsub connection fix at  the
  
  5564   Wed Sep 28 13:30:01 2011 JenneUpdatePSLPMC was unlockedRelocked the PMC.  MC came back immediately.   
  5565   Wed Sep 28 14:15:40 2011 JenneUpdateComputersEdits to c1pem, c1oaf[Mirko, Jenne]
Mirko edited c1pem to have some new
BLRMS channels.
  
  5566   Wed Sep 28 15:33:58 2011 SureshUpdateComputer Scripts / Programsediting database files for medm screens and restarting the slow c1psl machineI changed the names on a switch(SW1) in
the C1:PSL-FSS screen.  To do this I
had to edit the psl.db database file in the
  
  5567   Wed Sep 28 18:39:50 2011 MirkoUpdatePEMBLRM seismic channels in c1pem[Mirko,Jenne]
Created 5-band BLRMS for seismometer
data (Gur1, Gur2 and STS1 each in x,y,z respectively)
  
  5568   Wed Sep 28 21:23:23 2011 MirkoUpdateComputersISCY FE network card / cable not ok[Mirko,Jenne]
We discovered that the left network
cable is not rigidly connected to the back
  
  5569   Wed Sep 28 21:28:34 2011 MirkoUpdateComputersTorturing control computers. Fine again now[Mirko, Jenne]
We tried to run an extended version
of Matt's LMS adaptive filter c-code. We
  
  5571   Wed Sep 28 22:25:25 2011 JenneUpdateComputersTorturing control computers. Fine again now


   
        
            
  
  5572   Wed Sep 28 22:30:01 2011 JenneUpdateAdaptive FilteringOAF is disabledI am leaving the
OAF disabled, so there should be nothing
  
  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
  
  5574   Thu Sep 29 03:43:20 2011 kiwamuUpdateASCwrong channel assignment on IPPOSThe
channels for IPPOS had been assigned in a
wrong way.
  
  5575   Thu Sep 29 11:25:55 2011 JenneUpdateAdaptive FilteringTried new c-code, Fail.[Mirko, Jenne]
Mirko edited the c-code to use Den's
stuff that he put in the elog last night. 
  
  5576   Thu Sep 29 12:56:27 2011 JenneUpdateAdaptive FilteringMeditations on the OAF[Mirko, Den, Jenne]
We're modifying the c1oaf model,
and we got to talking about the "Fx"
  
  5577   Thu Sep 29 20:37:12 2011 MirkoUpdateComputersNew c1oaf c-code: Breaking in new way[Mirko, Jenne]
Programmed a new implementation of
the LMS in C. Compiles fine in gcc. The full
 ADAPT_XFCODE11-09-29---20-12.c 
  5578   Fri Sep 30 01:18:39 2011 kiwamuUpdateASCC1ASS : status updateNow
the C1ASS servos are working fine.
However
  
  5579   Fri Sep 30 02:56:56 2011 kiwamuUpdateCDSC1IOO.ini and C1LSC.ini files reverted[Suresh/Kiwamu]
We
found that the C1LSC.ini and C1IOO.ini file
  
  5580   Fri Sep 30 03:14:18 2011 kiwamuUpdateCDSsuspension became crazy : c1sus rebooted

    

       
            
  
  5581   Fri Sep 30 03:36:19 2011 SureshUpdateComputer Scripts / ProgramsCIOO modified, but not yet compiledI have added a switch in series with the
WFS_GAIN. And I have also added a LKIN_OUT_MATRX
between the lockin-outputs and the MC suspensions. 
  
  5582   Fri Sep 30 05:35:42 2011 kiwamuUpdateLSClength fluctuations in MICH and PRCLThe MICH
and PRCL motions have been measured in some
 noise.png 
  5583   Fri Sep 30 06:25:20 2011 kiwamuUpdateLSCCalbiration of BS, ITMs and PRM actuatorsThe AC responses
of the BS, ITMs and PRM actuators have been
 actuators.png 
  5584   Fri Sep 30 08:40:02 2011 KojiUpdateLSClength fluctuations in MICH and PRCLTip-Tilts has almost no isolation up to
3Hz, and isolation of about 0.5 up to 10Hz.
They have vertical resonances at around
  
  5585   Fri Sep 30 15:22:17 2011 KatrinUpdateGreen LockingWhat happened on green YARM? 
This is a kind
  
  5586   Fri Sep 30 16:17:10 2011 kiwamuUpdateGreen Lockingthings to be done for the Yarm green lockThank you for the summary.
I
think now you are getting into a phase where
  
  5587   Fri Sep 30 17:01:29 2011 steveUpdateSUSETMX oplev intensity effect on noiseKiwamu and Steve,
This is one of the better oplev set
up we have. Single bounce from TM, no mirror
 ETMXoplintens.jpgP1080267.JPG 
  5588   Fri Sep 30 17:40:03 2011 kiwamuUpdateIOOAM / PM ratio[Mirko / Kiwamu]
 We have
  
ELOG V3.1.3-