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ID Date Author Type Category Subject Text   5576   Thu Sep 29 12:56:27 2011 Jenne Update Adaptive Filtering Meditations on the OAF [Mirko, Den, Jenne] We're modifying the c1oaf model, and we got to talking about the "Fx"      5575   Thu Sep 29 11:25:55 2011 Jenne Update Adaptive Filtering Tried new c-code, Fail. [Mirko, Jenne] Mirko edited the c-code to use Den's stuff that he put in the elog last night.       5574   Thu Sep 29 03:43:20 2011 kiwamu Update ASC wrong channel assignment on IPPOS The channels for IPPOS had been assigned in a wrong way.      5573   Thu Sep 29 00:16:35 2011 Den Update Computers Segmentation fault fixed. The OAF c-code crashed because of the segmentation fault. We've created arrays of static variables      5572   Wed Sep 28 22:30:01 2011 Jenne Update Adaptive Filtering OAF is disabled I am leaving the OAF disabled, so there should be nothing      5571   Wed Sep 28 22:25:25 2011 Jenne Update Computers Torturing control computers. Fine again now                                5569   Wed Sep 28 21:28:34 2011 Mirko Update Computers Torturing control computers. Fine again now [Mirko, Jenne] We tried to run an extended version of Matt's LMS adaptive filter c-code. We      5568   Wed Sep 28 21:23:23 2011 Mirko Update Computers ISCY FE network card / cable not ok [Mirko,Jenne] We discovered that the left network cable is not rigidly connected to the back      5567   Wed Sep 28 18:39:50 2011 Mirko Update PEM BLRM seismic channels in c1pem [Mirko,Jenne] Created 5-band BLRMS for seismometer data (Gur1, Gur2 and STS1 each in x,y,z respectively)      5566   Wed Sep 28 15:33:58 2011 Suresh Update Computer Scripts / Programs editing database files for medm screens and restarting the slow c1psl machine I 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      5565   Wed Sep 28 14:15:40 2011 Jenne Update Computers Edits to c1pem, c1oaf [Mirko, Jenne] Mirko edited c1pem to have some new BLRMS channels.      5564   Wed Sep 28 13:30:01 2011 Jenne Update PSL PMC was unlocked Relocked the PMC.  MC came back immediately.      5563   Wed Sep 28 07:46:42 2011 steve Update SUS Dsub connections at the back of 1X5 are fixed    I'm turning  the sus damping  off for Dsub connection fix at  the      5562   Wed Sep 28 07:36:41 2011 steve Update SUS ITMY damping restored ITMY suspention damping restored      5561   Wed Sep 28 02:42:04 2011 kiwamu Update CDS some DAQ channel lost in c1sus : fb, c1sus and c1pem restarted Somehow some DAQ channels for C1SUS have disappeared from the DAQ channel list.      5560   Wed Sep 28 00:06:21 2011 Jenne Update SUS Watchdog rearmed                                5559   Tue Sep 27 20:02:19 2011 Koji Update SUS Watchdog rearmed I came to the control room and found the PMC and IMC were unlocked. ==> Relocked I found the watch dogs of the vertex      5558   Tue Sep 27 15:33:03 2011 Jenne Update Computers Making models, wreaking havoc [Jenne, Mirko, Den] We have entered into an adventure in model compiling.  What follows is      5557   Tue Sep 27 11:52:33 2011 Jenne Update Adaptive Filtering Plan for making MC_F                    5556   Tue Sep 27 11:43:59 2011 Jenne Update elog Elog has been dying a lot lately... WTF?      5555   Tue Sep 27 09:47:52 2011 Suresh Update Adaptive Filtering Plan for making MC_F                                5554   Tue Sep 27 08:51:29 2011 Paul Update SUS Oplev filter optimization for 2 poles and 2 zeros                                5553   Tue Sep 27 04:13:22 2011 kiwamu Update LSC tonight's locking activity The lock of PRMI wasn't so robust although it could stay locked for more than 10 minutes.      5552   Mon Sep 26 22:40:41 2011 Jenne Update Computers We now have BURT restore for slow channels [Jenne, Koji] After much Perl-learning and a few iterations,      5551   Mon Sep 26 20:04:03 2011 Koji Update PSL MC lock has been recovered [Kiwamu Suresh Koji] Some main parameters of the PSL has been recovered using Dataviewer and some      5550   Mon Sep 26 18:59:11 2011 Jenne Update Adaptive Filtering Plan for making MC_F                                5549   Mon Sep 26 17:49:51 2011 Koji Update PSL c1psl [Koji Suresh] c1psl has got frozen during our ezcaread/write business.       5548   Mon Sep 26 17:49:21 2011 Jenne Update Computers We now have BURT restore for slow channels Koji and Suresh found that there have not been any autoburt snapshots      5547   Mon Sep 26 16:42:08 2011 kiwamu Update SUS ITMX ULSEN : fixed The issue on the ITMX UL sensor has been fixed.      5546   Mon Sep 26 15:54:46 2011 kiwamu Update SUS ITMX ULSEN shows jumps Currently the damping of the ITMX suspension is intentionally disabled      5545   Mon Sep 26 15:15:45 2011 Anamaria Update LSC Realignment of REFL / Some 3f PRMI locking / Recycling Gain A few comments on REFL table alignment and REFL165. Last time we realigned the table      5544   Mon Sep 26 14:21:07 2011 kiwamu Update SUS ITMX ULSEN shows jumps                    5543   Mon Sep 26 12:41:27 2011 kiwamu Update ASC C1ASS : status update                                5542   Mon Sep 26 11:35:44 2011 steve Update Cameras arms cameras upgraded The arm's CCD cameras were reset as picture shows last week. The height adjustment only works      5541   Sat Sep 24 20:14:36 2011 Koji Update LSC Rough estimation of the PR gain   POXDC (i.e. POY DCout)  PRM misaligned: 70cnt      5540   Sat Sep 24 17:45:56 2011 Paul Update SUS Re:Oplev filter optimization for 2 poles and 2 zeros                                5539   Sat Sep 24 17:12:54 2011 Koji Update LSC Realignment of REFL / Some 3f PRMI locking / Recycling Gain [Koji Suresh] Activity on Friday evening -       5538   Sat Sep 24 09:55:42 2011 Keiko Update IOO AM modulation mistery From the night day before yesterday (Sep 22nd, Thursday night. Sorry for my late update), there      5537   Sat Sep 24 02:09:43 2011 kiwamu Update SUS Re:Oplev filter optimization for 2 poles and 2 zeros Good work for the oplev noise simulations. Here are some comments/questions:  (A) The noise looks suppressed      5536   Sat Sep 24 01:51:02 2011 rana Update SUS Oplev filter optimization for 2 poles and 2 zeros                                5535   Sat Sep 24 01:38:14 2011 kiwamu Update CDS c1scx and c1x01 restarted [Koji / Kiwamu]  The c1scx and c1x01 realtime processes became frozen. We restarted them      5534   Sat Sep 24 01:21:11 2011 kiwamu Update SUS damping test        5533   Fri Sep 23 18:00:54 2011 Suresh Update IOO PSL beam realigned to MC I noticed that the beam centering on the WFS had changed over night and the MC_TRANS_SUM was about 40k counts.  When well aligned      5532   Fri Sep 23 17:57:34 2011 Paul Update SUS Oplev filter optimization for 2 poles and 2 zeros I have made a function to optimise the overall gain, pole frequencies and zero frequencies for the oplev filter. The script      5531   Fri Sep 23 17:31:14 2011 Katrin Update Green Locking Stray light reduction (Y) I inserted several beam blocks and iris on the Y arm Green table. There was/is lots of stray light because a lot of the mirrors      5530   Fri Sep 23 16:56:07 2011 Mirko Update LSC Desired MC modulation frequency measurement, tuning of modulation frequency [ Mirko, Koji, Suresh ] Looked into the modulation frequency that should pass the input MC. With a locked      5529   Fri Sep 23 16:25:01 2011 steve Update VAC vac rack UPS battery replaced APC Smart -UPS 2200   model: SUA2200RM2U   batteries were replaced by compatible RBC43, 8x  12V5A      5528   Thu Sep 22 23:18:51 2011 Koji Summary LSC The LSC screen modification   C1LSC_RFPD.adl screen was modified to have more information.      5527   Thu Sep 22 23:10:07 2011 Suresh Update IOO proposed modifications to the C1IOO model Rana advised that we put in a lockin-output matrix which will allow us to excite any combination of MC mirrors so that we can      5526   Thu Sep 22 23:02:15 2011 Suresh Update IOO no light on WFS2. Realigned input onto both WFS Rana noticed that the sum on WFS2 was about 10 times smaller than that on WFS1. Though the beam appeared centered on the DC QPD

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