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ID Date Authorup Type Category Subject Text Attachments
  3790   Tue Oct 26 22:57:37 2010 JenneConfigurationComputersWhy doesn't DTT work?!?DTT has only SUS and "X02" channels
under C1 in the drop down channel selection
menu.  Basically, we can't measure any
  
  3824   Fri Oct 29 14:16:26 2010 JenneUpdateSUSPRM baking[Suresh, Jenne]
We took a look-see at the PRM after
the gluing from last night.  The balance
  
  3826   Fri Oct 29 16:39:01 2010 JenneUpdateTreasureOld Green suspension towers disassembled[Jenne, Joonho]
At Koji's request, we disassembled
2 of the old Green suspension towers that
 P1070014.JPGP1070015.JPG 
  3840   Mon Nov 1 17:27:47 2010 JenneUpdateSUSPRM ready for installation into chamber[Jenne, Suresh]
Over the weekend, Bob and Daphen
gave the PRM a 48hr. vacuum bake.  This
  
  3848   Tue Nov 2 16:49:02 2010 JenneConfigurationCamerasCabling on the PSL tableDear whomever setup the camera on the SW
corner of the PSL table,
It would be handy if, even for temporary
  
  3871   Fri Nov 5 19:33:18 2010 JenneUpdateElectronicsThe beginnings of the new phase of the RF workJoon Ho and I took a look at the RF stuff
that Alberto left, and we determined that
we've got most everything that we need. 
  
  3889   Thu Nov 11 01:34:27 2010 JenneUpdateSUSNew-Old ETM towers assembled[Suresh, Jenne]
We have put together the new-old
ETM towers.  These are the ones which
  
  3917   Sun Nov 14 16:40:46 2010 JenneUpdateTreasureActivities related to OSEM measurement[Valera, Jenne]
We pondered the idea of clamping
the PRM optic to measure the OSEM noise. 
  
  3925   Mon Nov 15 16:09:44 2010 JenneUpdateVACETMX, ETMY, ITMY chambers opened[Steve, Jenne, Suresh, Koji]
The remaining test mass chambers
have been opened, and have light doors in
  
  3942   Wed Nov 17 23:45:20 2010 JenneUpdateSUSA bad day for suspensions[Jenne, Suresh]
Today has been a downright miserable
day in the world of suspension work. Thumbs
 StatusTable.png 
  3956   Fri Nov 19 16:13:09 2010 JenneUpdateSUSETMU05: magnets glued to optic[Jenne, Suresh]
Suresh
and I glued the intact-from-the-first-round
 StatusTable.png 
  3966   Mon Nov 22 18:39:53 2010 JenneUpdateSUSETMU07: magnets glued to optic. ETMU05: magnets removed[Suresh, Jenne]
A
 StatusTable.png 
  3977   Tue Nov 23 14:52:28 2010 JenneUpdatePEMPEM Model StartedJoe showed me what was what with adding
DAQ channels, and I have begun building a simulink
  
  3979   Tue Nov 23 18:08:28 2010 JenneUpdateSUSETMU07: Balanced, standoff glued. ETMU05: Magnets glued to optic[Koji, Jenne]
ETMU07 had its wire winched to the
correct height, was balanced, standoff glued. 
 StatusTable.png 
  3984   Wed Nov 24 17:57:24 2010 JenneUpdateSUSETMU07: Baking. ETMU05: Needs side magnets reglued[Jenne, Koji]
We removed ETMU07 from the suspension
tower, after confirming that the balance
 StatusTable.png 
  3985   Wed Nov 24 18:11:26 2010 JenneUpdatePEMSome progress on getting PEM channelsI have made a little bit of progress on
the PEM channels.  I have begun writing
up detailed instructions in the
  
  4000   Tue Nov 30 18:15:52 2010 JenneUpdateSUSETMX ready to be installed. ETMY ready for winching[Jenne, Kiwamu]
We put ETMX back in its tower, and
confirmed its balance.  It might be
 StatusTable.png 
  4018   Mon Dec 6 23:33:15 2010 JenneUpdateSUSETMU05 winched, balanced, glued!!!!!![Suresh, Jenne]
 StatusTable.png 
  4034   Thu Dec 9 01:54:15 2010 JenneUpdateElectronicsSome Refl 11 fixesThe
Backstory:
Kevin was working on characterizing
  
  4043   Fri Dec 10 12:55:27 2010 JenneUpdateComputersBackup should be running successfully now[Joe, Jenne]
The nightly backup of the frames
and the /cvs/cds directories is back up and
  
  4047   Mon Dec 13 18:06:43 2010 JenneUpdateSUSETMY resuspended, ready to install. Tip Tilt realigned, ready to install.[Koji, Jenne]
I wish I could use a bigger font
for this, but, 
 StatusTable.png 
  4061   Wed Dec 15 18:29:59 2010 JenneUpdatePEMSeismometer Channels Being Recorded AgainThe Seismometer channels are once more
being recorded.  Alastair brought Gur1
back from the ATF the other day, and today
  
  4078   Mon Dec 20 22:56:20 2010 JenneUpdateIOOPlan for closing the vacuum chambersTuesday 

    If still everythig is
fine, put the BS heavy door.

-
  
  4079   Mon Dec 20 23:10:25 2010 JenneUpdateSUSPretty much ready for pump-down. A few final things....[Kiwamu, Jenne, Koji, Osamu]
We have mostly prepared the IFO for
pump down. 
  
  4103   Tue Jan 4 02:58:53 2011 JenneUpdateIOOPower into Mode Cleaner increasedWhat was the point:
I twiddled with several different
  
  4107   Tue Jan 4 18:37:18 2011 JenneUpdateIOOMCWFS alignedI undid Yuta's
temporary setup, and put beam back on both
  
  4116   Wed Jan 5 23:22:00 2011 JenneUpdateCamerasAligned the Xarm, no big deal[Kiwamu, Jenne]
We successfully aligned the X arm. 
No big deal.  Nothing to 
 DSC_2822.JPGKiwamuJenne_5Jan2011_Xarm_Aligned.png 
  4118   Wed Jan 5 23:45:33 2011 JenneUpdateCamerasAligned the Xarm, no big dealCorrect.  We can see the flashes clearly
on our new ETM camera, but we see absolutely
nothing on the ITM.
  
  4120   Thu Jan 6 00:06:01 2011 JenneUpdateIOOMagical absorbing PZT mirror[Kiwamu, Jenne]
We have a measely 465mW going into
  
  4123   Fri Jan 7 00:49:16 2011 JenneUpdateGreen LockingRecovered Xarm Green Lock, Preparation for Beat Note Measurement[Kiwamu, Jenne]
We went this evening in search of
a beat note signal between the Xarm transmitted
  
  4138   Tue Jan 11 18:41:43 2011 JenneUpdateIOOPut MC PZT offset onto MC board, instead of on awkward cart[Larisa and Jenne]
We wanted to get rid of the awkward
cart that was sitting behind the 1Y1 rack. 
 D040180-B.pdf 
  4148   Thu Jan 13 03:00:01 2011 JenneUpdateIOOWFS shenanigansMy goal
this afternoon was to
 D990249-B-1_MCWFS_schematic.pdf 
  4222   Fri Jan 28 13:07:31 2011 JenneUpdateIOOBeam is back on the WFSThe MC WFS have had beam dumps in front
of them for the past ~2 weeks, until I could
find the appropriate optic to put in the
  
  4223   Fri Jan 28 15:50:44 2011 JenneConfigurationPSLThe PSL has a name!Back in the days when we were talking about
getting a new 2W PSL, I was given naming
rights by Rana for this new laser. 
 EdwinTheLaser.jpg 
  4224   Fri Jan 28 18:19:21 2011 JenneUpdateIOOWFS2 has some kind of oil on itMystery solved!
I removed WFS2 from the AP table
(after placing markers so I can put it back
 Oily_WFS2.jpg 
  4236   Tue Feb 1 17:34:21 2011 JenneUpdateSUSETMX and PRM watchdogs trippedI sat down in the control room to find
that ETMX and PRM's watchdogs had been tripped. 
I don't know how long they've been crazy,
 Seis_1Feb2011.pngSeis_SUS_1Feb2011.png 
  4263   Tue Feb 8 16:44:43 2011 JenneUpdateComputersLIGO Grid Cluster client upgraded on RossaI did a yum-install of the latest ldg-client
(to get onto the LIGO Clusters) on Rossa. 
I followed the instructions on the
  
  4267   Thu Feb 10 00:23:25 2011 JenneUpdateGreen LockingGreen TRX DC PD installed on PSLUsing a stray beam that is generated as
the transmitted green beam from the Xarm
goes through the viewport to the PSL table,
  
  4289   Mon Feb 14 15:59:49 2011 JenneUpdateIOOWFS quantum efficiency as a function of angle[Larisa and Jenne]
A few weeks ago (on the 28th of January)
I had tried to measure the quantum efficiency
  
  4298   Tue Feb 15 11:43:53 2011 JenneUpdateComputersOccasional error with NDS2Just in case anyone has encountered this
/ knows how to fix it....
I'm running NDS2 on Rossa, trying
  
  4303   Tue Feb 15 17:48:22 2011 JenneUpdateIOOMode Cleaner resonating again[Valera, Jenne]
After Steve and Valera switched out
the PMC, the Mode Cleaner resonance needed
  
  4305   Wed Feb 16 01:03:59 2011 JenneUpdateIOOMC alignment workSo.... Kiwamu and I were concerned (still
a little concerned) that ETMY is not damping
as nicely as it should be.  (It's fine,
  
  4316   Thu Feb 17 14:52:27 2011 JenneUpdateIOOMC alignment workI worked a little bit more on optimizing
the mode matching to the MC, but it's still
not great.  I've only gotten a visibility
  
  4348   Thu Feb 24 10:56:04 2011 JenneUpdateWienerFilteringOne month of H1 S5 data is now on RossaJust in case anyone else wants to access
it, we now have 30 days of H1 S5 DARM data
sitting on Rossa's harddrive.  It's
  
  4423   Tue Mar 22 00:23:20 2011 JenneConfigurationGreen LockingPSL vs Y arm laser temperature pairing


   
        
            
  
  4452   Mon Mar 28 21:12:14 2011 JenneUpdatePSLNew PMC Base Riser DesignI (think) I have finished the new PMC base
riser.  The eDrawing of it (so you can
view it on any computer) has been uploaded
 PMC_riser.eprt 
  4454   Mon Mar 28 23:51:54 2011 JenneUpdatePSLNew PMC Base Riser Design


   
        
            
  
  4484   Mon Apr 4 11:52:13 2011 JenneUpdatePEMSTS2s unpackedI unpacked the STS2 seismometers that we
borrowed from LLO.  They are sitting
underneath the Xarm, in the middle of the
  
  4565   Mon Apr 25 12:55:19 2011 JenneBureaucracyComputerswiki?


   
        
            
  
  4631   Thu May 5 00:08:59 2011 JenneUpdateLSC(Almost) New Screens for RFPDsI modified C1LSC.mdl to use the CDSphase
blocks, which automatically calculate the
R and D phase rotation for us.  Now
  
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