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ID Date Author Typeup Category Subject Text Attachments
  8381   Mon Apr 1 16:13:50 2013 ChloeUpdate QPDBecause we would like to get started on
testing mount vibrations as soon as possible,
I've been trying to get one of the other
  
  8382   Mon Apr 1 16:16:16 2013 AlbertUpdateoptical tablesOptical Table Toolboxes UpdateA heavy duty plastic box is the likeliest
candidate for the optical table toolbox.
It measures 5 9/16 in. x 11 5/8 in. x 4 5/8
  
  8384   Mon Apr 1 16:35:42 2013 AlbertUpdateoptical tablesOptical Table Toolboxes Update

    

       
            
  
  8385   Mon Apr 1 17:59:04 2013 JenneUpdateLockingPRMI videos[Gabriele's work, I'm just spectating]
Annalisa is working on finding the
PSL/AUX laser beatnote, so the PSL temp is
  
  8386   Mon Apr 1 23:22:17 2013 AnnalisaUpdateAuxiliary lockingBeat note between "Alberto" NPRO laser and PSL laserI measured the beat note between the "Alberto"
NPRO laser and the PSL varying the PSL temperature
and find the matching NPRO temperature that
 Beat_Note.jpg 
  8387   Tue Apr 2 10:22:37 2013 Rana, Gabriele, JenneUpdateLSCPRMI lockWe locked the PRMI, this time really on
the sidebands, using the two REFL55 signals.
Here are the parameters: triggering
 lock_prmi_sb.pdf 
  8388   Tue Apr 2 11:08:16 2013 KojiUpdateLSCPRMI lock> The two REFL55 signals
Wow! It's a good news.
I think this is our first ever lock
  
  8389   Tue Apr 2 15:58:40 2013 JenneUpdateSUSoplev calibration for ITMX, BS[Jenne, Gabriele]
Optical lever calibrations:
ITMX pit calibration = -9.07 cts/mrad
 opl_itmx.pngopl_bs.png 
  8390   Tue Apr 2 16:13:10 2013 ranaUpdateSUSoplev calibration for ITMX, BS    
  8391   Tue Apr 2 16:55:34 2013 JenneUpdateSUSoplev calibration online for ITMs, BS, PRM[Jenne, Gabriele]
We have put in a new EPICS input
into the SUS library part, just before the
 comparison_opl.pdf 
  8392   Tue Apr 2 17:23:23 2013 SteveUpdate40m Upgradingnew ETMY optical table & enclosure in place Enclosure is at the east end. It
has it's bottom o-ring in place. It will
be ready for optics tomorrow around 5pm
 EEopt1d.jpg 
  8393   Tue Apr 2 18:19:30 2013 JenneUpdateSUSBS, PRM oplev servos improved 
[Gabriele, Jenne]
We have implemented 4Hz resonant
 PRM_servo_matches_BS.pdfprm_bs_optical_levers_comparison.pdf 
  8394   Tue Apr 2 20:52:35 2013 ranaUpdateComputersiMac bashed I changed the default   
  8395   Tue Apr 2 21:11:42 2013 RanaUpdateoptical tablesOptical Table Toolboxes Update

    

       
            
  
  8396   Tue Apr 2 22:39:17 2013 AnnalisaUpdateAuxiliary lockingBeat note between "Alberto" NPRO laser and PSL laser 
 The beat note between the PSL
laser and the "Alberto" NPRO laser
 Beat_note_3col.jpg 
  8397   Tue Apr 2 23:14:02 2013 ranaUpdateLSC22/110MHz path for POP

    

       
            
  
  8398   Wed Apr 3 01:32:04 2013 JenneUpdateComputersupdated EPICS database (channels selected for saving)I modified /opt/rtcds/caltech/c1/chans/daq/C0EDCU.ini
to include the C1:LSC-DegreeOfFreedom_TRIG_MON
channels.  These are the same channel
  
  8399   Wed Apr 3 03:18:23 2013 JenneUpdateLockingPRMI locked with REFL55 I&Q for more than 1 minute[Rana, Gabriele, Jenne]
We have
 PRMI_sb_80sec_2Apr2013.png 
  8400   Wed Apr 3 14:45:34 2013 JamieUpdateComputersupdated EPICS database (channels selected for saving)

    

       
            
  
  8403   Wed Apr 3 16:03:59 2013 ChloeUpdate QPD Voltage RegulatorsThe voltage regulator on the QPD breadboard
seems to be having problems... yesterday
Eric helped me debug my circuit and discovered
  
  8405   Wed Apr 3 18:22:00 2013 JenneUpdateElectronicsPOP110 re-implementedI have re-implemented POP110.  The
cable coming from the AS110 diode is disconnected,
labeled, and sitting in the cable tray next
  
  8406   Wed Apr 3 18:27:03 2013 KojiUpdate QPD Voltage RegulatorsBreadboards may not be suitable for a reliable
work. Why don't you switch to any protoboard
and real soldering?
  
  8408   Wed Apr 3 19:01:06 2013 AlbertUpdateoptical tablesOptical Table Toolboxes Update

    

       
            
  
  8410   Wed Apr 3 23:22:20 2013 ranaUpdateoptical tablesOptical Table Toolboxes Update There are some tips for how to appy
nail polish on YouTube from MKNails and MissJenFABULOUS.
Their tips on how to prepare the site for
  
  8414   Thu Apr 4 13:39:12 2013 Max HortonUpdateSummary PagesGraph LimitsGraph Limits: The limits on graphs
have been problematic.  They often reflect
too large of a range of values, usually because
  
  8416   Thu Apr 4 17:23:05 2013 SteveUpdate40m Upgrading ETMY optical table & enclosure is ready for optics

    

       
            
  
  8417   Fri Apr 5 01:18:34 2013 ManasaUpdate40m UpgradingNot a fan of the new plastic box yet

    

       
            
  
  8418   Fri Apr 5 01:28:56 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : populating the tableI started populating the end table; the
TRY path to start with. I found that I need
to redo the cables/electronics layout around
  
  8419   Sat Apr 6 09:21:36 2013 ranaUpdate40m UpgradingNot a fan of the new plastic box yet 
 1) We still need to drill and
install the thumbscrew latches
  
  8420   Sun Apr 7 20:49:19 2013 ZachUpdateGeneralRestarted elogwith the script, as it was down.   
  8421   Mon Apr 8 08:05:41 2013 SteveUpdatePSLPMC lockedThe PMC locked manually. MC  grabbed
lock instantaniously
  
  8422   Mon Apr 8 10:19:46 2013 JenneUpdatePSLLSC left enabled 
 Note: The TRY PD isn't installed
and normalized properly yet, so the IFO OVERVIEW
  
  8423   Mon Apr 8 16:37:26 2013 SteveUpdate40m UpgradingETMY enclosure wall transmission 
 Enclosure cover #1 transmission
measured  in 1064 nm,  156 mW, 
  
  8424   Mon Apr 8 22:43:44 2013 ranaUpdatePSLMC locking troubles: MC/FSS servo unstableThe MC seemed to be losing lock recently
quite a bit. I noticed that the PC Drive
RMS signal was red.
 Untitled.png 
  8425   Tue Apr 9 00:15:18 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : populating the table[Den, Annalisa, Manasa]

The Alberto laser was moved from the
  
  8427   Tue Apr 9 00:32:57 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : TRY temporarily in placeThe TRY path on the end table is temporarily
in place to help IFO locking.
The Y arm transmission was steered
  
  8428   Tue Apr 9 01:46:40 2013 ZachUpdateGeneralRestarted elogAgain.


  
  8429   Tue Apr 9 07:48:10 2013 SteveUpdatePSLPMC locked

    

       
            
 pmc10d.png 
  8430   Tue Apr 9 08:37:54 2013 SteveUpdate40m UpgradingEndtable upgrade for auxiliary green laser : TRY temporarily in place

    

       
            
  
  8431   Tue Apr 9 14:55:13 2013 JamieUpdateCDSoverbooked test points cause of DAQ problemsFolks were complaining that they were getting
zeros whenever they tried to open fast channels
in DTT or Dataviewer.  It turned out
 lsc-gds.png 
  8432   Tue Apr 9 21:27:48 2013 JenneUpdate40m Upgrading TRY temporarily in place

    

       
            
  
  8433   Wed Apr 10 01:10:22 2013 JenneUpdateLockingConfigure screen and scripts updatedI have gone through the different individual
degrees of freedom on the IFO_CONFIGURE screen
(I haven't done anything to the full IFO
  
  8435   Wed Apr 10 07:37:33 2013 SteveUpdatePSLPMC locked

    

       
            
 pmc4d.png 
  8436   Wed Apr 10 14:25:04 2013 ManasaUpdate40m UpgradingEndtable upgrade for auxiliary green laser : LWE Alberto laser beam profileI measured the beam profile of the Alberto
laser (that will be the ETMY end laser) as
I found the data inconsistent with the measurements
 LWE_Alberto_BP.pngbeam_waist.zip 
  8438   Thu Apr 11 02:00:21 2013 JenneUpdateLockingTRY gone???TRY
signals are all gone!  Both
the PD and the camera show no signal. 
  
  8439   Thu Apr 11 02:49:18 2013 DenUpdateLockingPRCL on carrierJenne, Den
We suspect PRM shows significant
length to angle coupling due to large oplev
 pop_rin.pdfpower.png 
  8440   Thu Apr 11 03:23:12 2013 DenUpdateGeneralMCL thresholdMC down script is too slow to block MC_L
when the cavity goes out of lock. As a result
the loop strongly kicks MC2. We decided to
  
  8442   Thu Apr 11 03:38:40 2013 DenUpdateLockingangular motionSpectra of BS, PRM, ITMX, ITMY are attached
with oplevs ON and OFF (in units of urad).
Loops reduce RMS from ~2urad to ~0.3urad
 oplevs.pdf 
  8443   Thu Apr 11 10:15:55 2013 SteveUpdateLockingPRM yaw oplev transferfunctionSee   Feb
2012 PRM yaw transferfunctions, also
check Valera's modified  side
  
  8444   Thu Apr 11 11:58:21 2013 JenneUpdateComputersLSC whitening c-code readyThe big
hold-up with getting the LSC whitening
triggering ready has been a problem with
  
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